OpenTechnical

OT-2026-000065317

Publication integrity record

Four cup vacuum gripper, four 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-2026-000065317) never changes.

Identity and time

Publication numberOT-2026-000065317 · never reused
Internal UUID01a0ae8e-1dfa-7214-83f5-82bf611d3d9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065317
StatusPUBLIC

Content hashes

Canonical text206d505b3002a4652acb4cee7f8a44d2a7554c400fe9214edd469bc4fb2f4134
Markdown1eed4dd862eeb5d35d14504f75d2225d07c04100ea94b4ae563d842c25722f84
PDF
Publication page6a84df08587715dc6ea6902b19e910c5b9d510e7aaa76435a3730ea2ac14248f
Manifesta30e15300b9da40dc17156317b287b1dddb563e03e7696f4c97203d7c54d13e4

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
SignatureiMoBhxcTN1ps9nCeV/Al4Sf2yu04bYrcKA/AyvTHCF+8EMVi8X/idGL6XA7u/1pKQ1wRPQ3EGCWZmsC5REWUBg==
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

2026-09-17T10:35:17.659867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065317
observed 6a84df08587715dc6ea6902b19e910c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.641051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065317/manifest.json
observed a30e15300b9da40dc17156317b287b1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.622881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065317/publication.md
observed 1eed4dd862eeb5d35d14504f75d2225d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:17.599982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065317/publication.txt
observed 206d505b3002a4652acb4cee7f8a44d2...
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.