OpenTechnical

OT-2026-000022273

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000022273) never changes.

Identity and time

Publication numberOT-2026-000022273 · never reused
Internal UUID01a0ae6f-f4fc-79b5-945b-d9f97a7eaf8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022273
StatusPUBLIC

Content hashes

Canonical textb0af75e3a0b672c7b236b5afa23cd18e1643de02ebdac53d4820953ebf9bf169
Markdown8302de018ab6cf7d1cf03a7c0517166f70e000e270f8ea870953549ae9ea5eb9
PDF
Publication paged08e0ce62140daec23c73c73324b21d1298a979d732adf8c84c37b5da5955b59
Manifest0d534d09cf990752af290f1f3dd10a9f3240dc4127bbfe51d87486e57f2619a6

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturejxmcKHIZDh+B8P42O0rrLU724vwIN/mJYRS+XxHPKfsgmoYr0bGTrK7T+TQrWvV4/iSByExOKKCZtr6CPe/cAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:53:04.368767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022273
observed d08e0ce62140daec23c73c73324b21d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:04.350722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022273/manifest.json
observed 0d534d09cf990752af290f1f3dd10a9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:04.332927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022273/publication.md
observed 8302de018ab6cf7d1cf03a7c0517166f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:04.313697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022273/publication.txt
observed b0af75e3a0b672c7b236b5afa23cd18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.