OpenTechnical

OT-2026-000068965

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-2026-000068965) never changes.

Identity and time

Publication numberOT-2026-000068965 · never reused
Internal UUID01a0ae90-6dcd-7b77-9020-16695239383a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068965
StatusPUBLIC

Content hashes

Canonical text132a2a54b747d0af61033927b10a02c33f1297d4cf5430b0ce754271f5a9693e
Markdownbc7a4cebaf295a058919e7ac74c6f042fcf022a3d338941c4b451159f347f06f
PDF
Publication page05718baa99237d40ec20756d63e0acf17c1ef16c77701ab1dd14b9534da11666
Manifestb0ee49e3d84f8666f7b9a66f9c1a0d9cb83371003a350150726613fceccc6c8b

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
SignatureNTKx7X4Nw9oJI4Gnd40WR5c5pW8WHkatcY/UulAM+iL9ibPw4NeZJ9FKijM0htE+Vkj+hPw4udSjIsStsIQ4Cw==
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

2026-09-17T10:28:48.223697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068965
observed 05718baa99237d40ec20756d63e0acf1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.206438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068965/manifest.json
observed b0ee49e3d84f8666f7b9a66f9c1a0d9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.189165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068965/publication.md
observed bc7a4cebaf295a058919e7ac74c6f042...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:48.173379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068965/publication.txt
observed 132a2a54b747d0af61033927b10a02c3...
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.