OpenTechnical

OT-2026-000092385

Publication integrity record

Four cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000092385) never changes.

Identity and time

Publication numberOT-2026-000092385 · never reused
Internal UUID01a0ae9d-b5fb-7c42-9a31-81ea3f213521 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092385
StatusPUBLIC

Content hashes

Canonical text4b2b36af5e3d3c3737946326d3098bc5f0ee4231ab2357ad9e51debb846f58a5
Markdown1d0f1418f020d27ae4a314b85528885d78c125e5f6ef0560abfb70c528f120dd
PDF
Publication pagef69752644acb7b181a6a85ee3879f9e6c8df53b1075f0e8f13fd04d68f8a878e
Manifestecf8dbd7158a774348cd4aa31c8605384662c3b6c6e24d92f4706c6efd61f63a

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
SignaturekWtF+z3BTNyBwd+4aEo2CBT1q/ki1/pTzMWzYvQ0JHuTiJEhB7igFbIX9kNHEYCQhcmeU92MUdkFGbBzhvqpBA==
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

2026-09-17T09:40:55.661127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092385
observed f69752644acb7b181a6a85ee3879f9e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.641998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092385/manifest.json
observed ecf8dbd7158a774348cd4aa31c860538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.623305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092385/publication.md
observed 1d0f1418f020d27ae4a314b85528885d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.603105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092385/publication.txt
observed 4b2b36af5e3d3c3737946326d3098bc5...
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.