OpenTechnical

OT-2026-000065154

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000065154) never changes.

Identity and time

Publication numberOT-2026-000065154 · never reused
Internal UUID01a0ae8e-1df9-7c0b-a3d8-53a28e4da471 · 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-2026-000065154
StatusPUBLIC

Content hashes

Canonical text005dc4175229554f60bf3582085dd5b1bb333ece1f4d34455e650b9c0406b26c
Markdown346e5e30bec589268e0461bd6244712f3a8101cc79cf26971614a8a2be56b562
PDF
Publication page02509d857b0651dfd46c17d9c193bcdbbea30ad7f2f1b9d35fe6dacc2b31ddcc
Manifest37ada8743f21d7b8042748fcfbf3f0765b466157198a1c0d916f3b67a618610a

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
SignatureVv8AfMFqrKfV8heZxmc0S7H2b+g5znGaUyNJdhqUMCiUvYv56+LkMSIVCWovHdZ7LwtmjwIdy+LOvux8nMUoAg==
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

2026-09-17T10:34:59.490297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065154
observed 02509d857b0651dfd46c17d9c193bcdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.470971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065154/manifest.json
observed 37ada8743f21d7b8042748fcfbf3f076...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.453428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065154/publication.md
observed 346e5e30bec589268e0461bd6244712f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:59.434489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065154/publication.txt
observed 005dc4175229554f60bf3582085dd5b1...
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.