OpenTechnical

OT-2026-000065638

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, 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-2026-000065638) never changes.

Identity and time

Publication numberOT-2026-000065638 · never reused
Internal UUID01a0ae8e-46fa-71a2-a48e-fc9c7c6ddb10 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065638
StatusPUBLIC

Content hashes

Canonical text76363b7c8226fd0c9a61428e781eeba5afaada3f32038905873428981324deeb
Markdownd7603f557c2f8d6bc283a32f3cc34b68e0e90588e4c6182c2d2604b975a7f005
PDF
Publication page7ac40a67ea423674f5c18d9e8e8fe35df6d4f7304192d5a04c77d0cde5833105
Manifesta758c4c06019f9ad571aa0b3a901ea88b8df8f152bae033817ad033022871912

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
SignaturelZ6dWm+ILNVebBFX1bEkcC90T9qQvzj+anE2qyitdt0eAoSDoGLs8BTUKWAiiDEEVLNZMV2hjRnUQSZdNVJgAQ==
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

2026-09-17T10:34:02.011986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065638
observed 7ac40a67ea423674f5c18d9e8e8fe35d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.993717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065638/manifest.json
observed a758c4c06019f9ad571aa0b3a901ea88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.975251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065638/publication.md
observed d7603f557c2f8d6bc283a32f3cc34b68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.959194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065638/publication.txt
observed 76363b7c8226fd0c9a61428e781eeba5...
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.