February of 2026.

The Yongle vessel's documentation arrived through official channels in the second week of February — the collection owner's legal representative sending the full provenance file to all parties who had registered interest following the preliminary announcement.

He read through it over two days, making notes in the margin in the way he had made notes for sixteen years — not categorizing, questioning. Every claim that was stated as established, he treated as requiring verification. Every gap in the documentation chain, he marked.

The vessel itself he had not yet seen. The photographs were excellent — better than any documentation photographs he had encountered, taken by someone who understood that the angle of light and the resolution of the image were themselves technical documents, not mere records. The photographer had known what they were photographing.

From the photographs alone he could establish:

The period attribution was almost certainly correct. The specific quality of the Yongle blue was present in a way that was not reproducible through later approximation — that particular depth that came from a combination of cobalt sources and firing conditions that had been standard in the Yongle imperial kilns and had never been precisely replicated, despite sustained effort across five subsequent centuries.

The vessel's condition was exceptional. No visible restoration, no hairline fractures in the photographs that would indicate structural compromise, the glaze surface continuous across the areas that typically showed wear.

The decorative program was consistent with high-status Yongle production — the phoenix and dragon motif executed with the specific economy of the imperial workshop's mature period, the brushwork describing the forms with the minimum strokes necessary to achieve the maximum specificity.

All of this was consistent with the stated attribution.

What the photographs could not tell him, and what would require physical examination, was the specific quality of the interior glaze treatment, the weight distribution, and — the element he was most interested in — the base.

He had requested preview access through the collection owner's legal representative. The preview was scheduled for the fourth week of February in Shandong.

Lin Jing Huo was reviewing the same documentation at her desk across the office. The office had changed in sixteen years — larger now, more people moving through it, the organization's operations occupying more physical space than the clan's original operations had required. But the two desks facing each other across the room, the particular quality of attention that each brought to their respective work, the working silence that did not require filling — these had not changed.

'The decorative program,' she said, without looking up from the photographs on her screen. 'The brushwork on the phoenix tail.'

'Yes,' he said. 'I noticed it.'

'The stroke direction.' She enlarged the photograph. 'Lower right to upper left on the tail feathers. That is not the standard direction for this period in this workshop.'

He had noted this too. He had not said it yet because he had been uncertain whether to say it was significant or anomalous — whether it was a characteristic or a variation.

'The standard direction is lower left to upper right,' he said. 'For a right-handed decorator working from the inner to the outer edge of the composition.'

'Yes. This is reversed.'

'Which could mean a left-handed decorator. Or a decorator working from the outer to the inner edge — which is a different compositional approach, not wrong, but less common.' He looked at the photograph. 'Or it could mean something else.'

She looked up.

'Something else,' she said.

'I want to see the base before I say more.'

She returned to the photograph.

'Zhang Yi Bi,' she said. Not a question.

'I do not know yet.'

'But you are thinking it.'

He was thinking it. He had been thinking it since he had noticed the stroke direction on the first morning of reviewing the documentation, and he had not said it because he had learned, from fifteen years of working with her, that saying a hypothesis before the evidence was sufficient produced a different kind of thinking — narrower, more confirmatory — than holding the hypothesis without articulating it.

'I am entertaining a possibility,' he said. 'The preview will tell me whether to pursue it or set it aside.'

She looked at him with the particular look of someone who knew when they were being technically accurate and what the accuracy was protecting.

'You are entertaining it strongly,' she said.

'Yes,' he admitted. 'Strongly.'

She returned to her documentation without saying more, which was the correct response — she understood when to push and when to let him hold something until it was ready.

Li Ming Cheng, who had been working on the institutional analysis section, looked up from his desk in the corner of the office.

'I have the assessment of the panel composition,' he said. 'Based on what Chu tiên sinh provided and what I have been able to confirm independently.'

'Tell me.'

'Seven people. Three from academic institutions. Two from major museums. One from the cultural heritage administration. One from the legal community, specifically heritage law.' He set down his notes. 'The academic panel members all work in the field as it now stands — two of them have cited our published work. The museum representatives are from institutions that have used the methodology in their own acquisition assessments over the past five years.'

'The panel knows the work,' Lin Jing Huo said.

'The panel knows the work,' Li Ming Cheng confirmed. 'The submission will be evaluated by people who have a framework for understanding what we are saying. That is different from the first tender.'

It was significantly different from the first tender.

In the first tender, the submission had contained a methodology that the panel had been encountering for the first time. The methodology section had been cited favorably, but the evaluation had been conducted by people who were assessing an unfamiliar approach against a familiar institutional standard. The institutional standard had won.

Now the methodology was the familiar approach. The institutional standard had been revised to include it.

This was what fifteen years of consistent, visible work had produced.

Chu Jun arrived in the afternoon. He had been working in Shandong for the previous week — not on the vessel specifically, but on other work in the region that had created the opportunity to spend time in proximity to the collection and to meet informally with the collection owner's representatives.

'The owner,' Chu Jun said, sitting down, 'is a woman named Wei Lan. She is sixty-three. Her family acquired the vessel in the 1950s from a collector who was selling to relocate abroad. She has held it for forty years as the second-generation custodian and has decided to make it available to the national collection because—' he paused, looking at his notes, 'because she believes it should be accessible rather than held privately, and because the national collection offers the best guarantee of that accessibility.'

'Does she have conditions beyond the institutional commitment?'

'She wants the provenance to be fully documented. The acquisition history, the full chain of custody. She said — and I am quoting her directly — that the object should go to people who understand what they have, not merely what it is worth.' He looked at him. 'I told her about the methodology. She asked me to send her the published papers.'

'She read them?'

'She sent me a question about the Zhang Yi Bi corpus. A specific question about the celadon bowl and how the identification had been made.'

He sat with this information.

'She is the right kind of collector,' Lin Jing Huo said.

'She is the right kind of collector,' Chu Jun agreed.

The preview in Shandong was on the twenty-third of February. He traveled with Lin Jing Huo and Chu Jun. Li Ming Cheng stayed in Beijing to continue the documentation preparation.

The vessel was in a private space in Wei Lan's residence — not displayed, stored in a purpose-built cabinet with climate control. Wei Lan met them herself, without staff, which communicated something about how she wanted the meeting to be.

She was, as Chu Jun had described, direct in the way of someone who had spent sixty years deciding what was worth her attention and allocating her attention accordingly. She shook hands with each of them and then stepped back from the cabinet.

'I will leave you to it,' she said. 'I find that watching people examine this piece is more informative than anything they say about it afterward.'

She sat in a chair at the far end of the room.

He put on the examination gloves — Lin Jing Huo had them ready before he reached for them, as she always did — and opened the cabinet.

The vessel was resting on a padded mount — tall, broad-shouldered, the proportions of a Yongle display piece made for a specific purpose he would be better able to identify once he had examined the base. The blue-white glaze in the climate-controlled light of the cabinet had the particular depth he had identified from the photographs: the specific Yongle blue that leaned toward violet in certain lights.

He lifted it.

The weight.

He stood very still for a moment.

The weight was right in the way that he had only encountered three times before in his examination of Yongle period pieces — not approximately right, not consistent with documented examples. The specific weight of a specific type of clay from a specific source, fired at a specific temperature for a specific duration, in a way that he did not carry as knowledge but as physical memory.

Physical memory from a workshop a thousand years before the clay in his hands had been shaped.

He turned the vessel slowly. The phoenix and dragon motif. The phoenix tail — the stroke direction, lower right to upper left. He examined the brushwork across the entire decorative program and saw what he had suspected from the photographs: the consistency of a single hand, working at a level of precision that was not the precision of technical mastery alone but the precision of someone who understood exactly what the brush was doing at each point of contact with the surface.

He turned the vessel over.

The base.

The reign mark — six characters, Yongle period, the calligraphic quality of the mark precisely what was expected from the imperial workshop's mature production.

And in the lower right corner of the base, very small, the kind of mark that would register as a glaze imperfection to anyone not looking for it:

The curve.

The terminal drag to the left.

He set the vessel down on the examination surface and stood back.

Lin Jing Huo, who had been watching from slightly to his left, moved forward to look at the base.

She looked for thirty seconds.

Then she looked up at him.

He nodded once.

She nodded once in return.

Chu Jun, who had been watching both of them, came forward. Looked at the base.

'Zhang Yi Bi,' he said quietly.

'Zhang Yi Bi,' he confirmed.

Across the room, Wei Lan sat in her chair and watched them — not the vessel, them. The expression on her face was the expression of someone who had been waiting for something for a long time and had just seen it arrive.

Later, over tea, she said: 'You found what you were looking for.'

'We found what we suspected might be there,' he said. 'What we found confirmed the suspicion.'

'Tell me what you found.'

He told her. The craftsman, the workshop record, the characteristic mark, the corpus of identified work. The eight pieces that had been established across fifteen years of research. And now this — the ninth, and by far the most significant.

Wei Lan listened without interrupting.

When he finished, she said: 'My grandmother's grandmother knew the family of the man who sold this to us. That family had held it for three generations before that. The story was that it had come from an imperial household that had dispersed during a period of trouble.' She looked at the vessel. 'Five generations of my family. And before that, how long?'

'We do not know the complete chain of custody before your family's acquisition,' he said. 'The documentation we have goes back three generations before yours.'

'But the craftsman who made this.' She looked at him. 'That person lived in the Yongle period. Fifteen th century. Six hundred years ago.'

'Yes.'

'And you can identify their hand in this work.'

'Yes.'

'That seems—' she searched for the word, 'like a form of justice. That someone made something and the making was lost, and then the making was found again.'

He looked at the vessel.

'Zhang Yi Bi left the mark without knowing it would be found,' he said. 'Without knowing anyone would know whose hands had made this.'

'But you know.'

'We know.'

She looked at him with a directness that cut across all the usual registers.

'Then it should go somewhere that knows how to hold that knowledge,' she said. 'Not just the object. The knowledge.'

'That is what the submission will argue,' he said.

She looked at the vessel for a long moment.

'Make the argument well,' she said.