OpenTechnical

OT-2026-000065561

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold 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-2026-000065561) never changes.

Identity and time

Publication numberOT-2026-000065561 · never reused
Internal UUID01a0ae8e-46fa-75ab-a5d0-38ba300c2371 · 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-2026-000065561
StatusPUBLIC

Content hashes

Canonical text8f92d71b1a2f90522e415dfb07f2a4f405f9d1da2a37b30da64efe1f90c95ce6
Markdown086331254ae476fa77abb6db4826bc965a14b9be06f4eb2b9e47afa62abd71a9
PDF
Publication paged03e1a05a6b04c323bfa2e0691ffeb7b2e91cdeaaa8b53b0866678194913395f
Manifest28d05b08aa43d790b773948d747ef0b2390087f085fe6ef16704dca92bc58fbc

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
SignatureMEqKAKZ89sCTmBdWLx+YnYvGJ6xJxDfYAgsk3Ctr37WsJ7w9WiGD3QWlVR/0jLc1f5ORzBD5j4Zq0l/TBPS+CQ==
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

2026-09-17T10:33:52.132169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065561
observed d03e1a05a6b04c323bfa2e0691ffeb7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:52.101894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065561/manifest.json
observed 28d05b08aa43d790b773948d747ef0b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:52.066112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065561/publication.md
observed 086331254ae476fa77abb6db4826bc96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:52.048184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065561/publication.txt
observed 8f92d71b1a2f90522e415dfb07f2a4f4...
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.