OpenTechnical

OT-2026-000064137

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single 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-2026-000064137) never changes.

Identity and time

Publication numberOT-2026-000064137 · never reused
Internal UUID01a0ae8d-a45f-78a5-8385-c2f97ce074f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064137
StatusPUBLIC

Content hashes

Canonical text975abf532f2727e98e99678a3bd17d17b762871e4c8d9683e5037284ccb03d53
Markdown0a646c8daf42258f7e5f1164ced7f040027ba18a453bd74252e153862484bd17
PDF
Publication page4f4326b586da7bcb3c1c2370426198b83a330cf0a550918ced2fbc8b3c3a0fff
Manifestb3d4cf42510098af5fed3514fd3f8f61658ecb38348bbf391e81e37300820c48

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
SignatureEJdRvhUPgAiX/NWRuL7cq0Vd8ybSXNsL9BnSHcT1QYi9NdxsKkg4P3rbOryuBgijJnoo+26dCK87Rtjf1o9vBQ==
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

2026-09-17T10:36:08.319006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064137
observed 4f4326b586da7bcb3c1c2370426198b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.298288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064137/manifest.json
observed b3d4cf42510098af5fed3514fd3f8f61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.280812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064137/publication.md
observed 0a646c8daf42258f7e5f1164ced7f040...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.263050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064137/publication.txt
observed 975abf532f2727e98e99678a3bd17d17...
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.