OpenTechnical

OT-2026-000067917

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000067917) never changes.

Identity and time

Publication numberOT-2026-000067917 · never reused
Internal UUID01a0ae8f-c4fc-7112-85b7-09c1a191ec6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067917
StatusPUBLIC

Content hashes

Canonical text633563d5cedb9b85bc433d9f7eb399c21e8bab9abffcb40d1461a943cfca917a
Markdownad10d7ca9f69e34bc4975608ad991e7e1fa8552ae319bab46e41b16019195f02
PDF
Publication page22275525269937a1d6a1cfe16988b53927aba2b7a90b2ccca18f363e0344ebc3
Manifestd031ceba6a894b222958c30c48f181a445350649d023fd7e124d8f383db41252

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
Signature3U0dFIxRITMRbtM9+INQYNjyxHDmBlLIquEPpy26/DBEex/FlnGQkukuRHsCJyPCx9OZXJPq+DT5OAKMuxflBA==
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

2026-09-17T10:30:19.417040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067917
observed 22275525269937a1d6a1cfe16988b539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.399575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067917/manifest.json
observed d031ceba6a894b222958c30c48f181a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.380966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067917/publication.md
observed ad10d7ca9f69e34bc4975608ad991e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:19.364750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067917/publication.txt
observed 633563d5cedb9b85bc433d9f7eb399c2...
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.