OpenTechnical

OT-2026-000076756

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000076756) never changes.

Identity and time

Publication numberOT-2026-000076756 · never reused
Internal UUID01a0ae94-b06f-766d-948e-e468cc4d5086 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076756
StatusPUBLIC

Content hashes

Canonical text6e7a36afb1c34c2778f7e8428dadbad5f11d015156c196908a77e036c9f45a99
Markdown778be70c580ab0ee23d42ac8269fab55ab39210067c60408baa02634829dd6ad
PDF
Publication pagec0a3d9040559e3a846f7da2c646118eb1eb9b4c1c5576efd6ebb47da0075f6b4
Manifestbe5682e97594a1969b85cd4eb585bc86240aacb1900da675fc7ec702c4a49420

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
SignatureWsNcuIqaZo2jjDqA1hghScAxiQ9MRPVxFnETmouKTelNgs7kmxzZcsQzIAV8sHv5slPg1q2jaK6wG3fq8+lcAg==
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

2026-09-17T10:09:36.676391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076756
observed c0a3d9040559e3a846f7da2c646118eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:36.658010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076756/manifest.json
observed be5682e97594a1969b85cd4eb585bc86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:36.638180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076756/publication.md
observed 778be70c580ab0ee23d42ac8269fab55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:36.614677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076756/publication.txt
observed 6e7a36afb1c34c2778f7e8428dadbad5...
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.