OpenTechnical

OT-2026-000077338

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, vented after 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-2026-000077338) never changes.

Identity and time

Publication numberOT-2026-000077338 · never reused
Internal UUID01a0ae94-f509-79d4-885f-46481115c3c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077338
StatusPUBLIC

Content hashes

Canonical textf0778c06d5d45b0ea655c137279272770d22280bb99edfe761731c9a430af182
Markdownd6f43132e2ee2198c09c5de04842ee7f84b734268e306368d849022a93f69dfd
PDF
Publication pagea4dbb64e5adbeebae30624288188dbd6e7e79a986635803dd1a71dda24858530
Manifest1a7720477f81d9aaa34cb1d68bfc44c1d0e2690cc079fd983143ab1bacbb9bac

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
SignatureEzXASS3TJCEtft/eMxCSxxwJouzq/LtZLvR7mfxYM23MRwRAbFIWcI+2yIkGujFUvXUP7Kh6ySxkOaYQkLBHAw==
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

2026-09-17T10:11:01.231198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077338
observed a4dbb64e5adbeebae30624288188dbd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.213110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077338/manifest.json
observed 1a7720477f81d9aaa34cb1d68bfc44c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.193765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077338/publication.md
observed d6f43132e2ee2198c09c5de04842ee7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:01.052799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077338/publication.txt
observed f0778c06d5d45b0ea655c13727927277...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:26.008150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077338
observed a4dbb64e5adbeebae30624288188dbd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:25.990144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077338/manifest.json
observed 1a7720477f81d9aaa34cb1d68bfc44c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:25.971810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077338/publication.md
observed d6f43132e2ee2198c09c5de04842ee7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:08:25.953180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077338/publication.txt
observed f0778c06d5d45b0ea655c13727927277...
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.