OpenTechnical

OT-2026-000051065

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000051065) never changes.

Identity and time

Publication numberOT-2026-000051065 · never reused
Internal UUID01a0ae82-c7b5-71d6-80db-fc935abbcbd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051065
StatusPUBLIC

Content hashes

Canonical texte866d52e192506d61455262f2ab40b4714d6867ff486c8d7135323fec40d511d
Markdown3714be7f0763f56c49208807fc151c57f4f44f257502ae75fd6352c7c3dcad9a
PDF
Publication page308ed895b88ed15f80c2a7db6608c1173622aaa4dc68a2d8165c33395c66f7da
Manifest61342a9051e3412d5d9da96ce4de4985aee294aebd9ce22327a7d20ce80dcc99

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
SignatureKBpX1RX/Ye9TlNLRIeG7tZ/Haib8pRek3/eaRH7xuKNIAFu5MM1z36AOEkoyu8Rew6Ezx6Sstn3aQf5Rj59mDw==
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

2026-09-17T11:00:59.628992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051065
observed 308ed895b88ed15f80c2a7db6608c117...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.608810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051065/manifest.json
observed 61342a9051e3412d5d9da96ce4de4985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.588371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051065/publication.md
observed 3714be7f0763f56c49208807fc151c57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:59.566992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051065/publication.txt
observed e866d52e192506d61455262f2ab40b47...
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.