OpenTechnical

OT-2026-000065374

Publication integrity record

Foam pad vacuum gripper, three stage ejector, 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-2026-000065374) never changes.

Identity and time

Publication numberOT-2026-000065374 · never reused
Internal UUID01a0ae8e-46f8-747c-95df-eee809e64bbf · 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-2026-000065374
StatusPUBLIC

Content hashes

Canonical text8596ab56f8124180be6fa1a473b60457dd3c10e1b09f683c505ffae61a39dd89
Markdown9ea086874397d3a4cc800e07de56d6aa4af340401e0a1cb8fb2cc85f05d7726b
PDF
Publication pageca909185efe2730c3f18e90a9d5b0f463bf5ab03f82eaf51abb694c0469117e4
Manifest9376dc3f845a64d2df29b03cd177fbe41e525221a1a4fe1633b4d7cd0464b2af

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
SignatureNHg6fU/+4UZ/n3BQ6jb7YV6zmqbEtjL9eNXa4Gbu51GjEuSfj6A1o8cDsSuwzhvGrEOS2sr8HU6kZT0L+fygBw==
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

2026-09-17T10:33:37.639739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065374
observed ca909185efe2730c3f18e90a9d5b0f46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.614739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065374/manifest.json
observed 9376dc3f845a64d2df29b03cd177fbe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.593567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065374/publication.md
observed 9ea086874397d3a4cc800e07de56d6aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.475846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065374/publication.txt
observed 8596ab56f8124180be6fa1a473b60457...
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.