OpenTechnical

OT-2026-000066751

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000066751) never changes.

Identity and time

Publication numberOT-2026-000066751 · never reused
Internal UUID01a0ae8e-ce42-7618-9d10-55eafe02e1bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066751
StatusPUBLIC

Content hashes

Canonical text328aecc3272144d487374f2a9710085f7a671c76092ea7aef668fa0cf90e9122
Markdowndc42e11e04f66009e5f745a1cb2936e23d64e1bc919c2a1388708464841f723e
PDF
Publication page7ec89fb9ebee12195e8c297d4a37b10d1137a4eb84aab26a83ac6bdab5f81171
Manifest27dbe02e0c904673788477fd99102fa46d4842d2a5b9c842ed09acfd583d9d0f

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
Signature5LCsNX3/d9KG3Wbm0aqVElYRxTxYt377nIAffpNmwshtOeC8brg0jLv1tzxHGIpswe3rOfV7Ik0Y3tReADPeBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:33:09.782387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066751
observed 7ec89fb9ebee12195e8c297d4a37b10d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.764723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066751/manifest.json
observed 27dbe02e0c904673788477fd99102fa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.747010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066751/publication.md
observed dc42e11e04f66009e5f745a1cb2936e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.729629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066751/publication.txt
observed 328aecc3272144d487374f2a9710085f...
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.