OpenTechnical

OT-2026-000065341

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two 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-2026-000065341) never changes.

Identity and time

Publication numberOT-2026-000065341 · never reused
Internal UUID01a0ae8e-1dfa-76ce-9232-dd71b09812d5 · 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-2026-000065341
StatusPUBLIC

Content hashes

Canonical textfb37934e449d7e41043281646e06d432d46b1d4effb590f0c6e2888ecc58429d
Markdown1fb8d5eef3476d9800f82b69708ae96a89f914cf2ed8d27b69aa172e7da61ac1
PDF
Publication page68f13d9d03d5d82507e8d397ab66ab98958bb31dcf97ef59e9ae6af3b7fca363
Manifestd489153734ce1d2d91119e7d23ae130072f695f8c63fe4e99b7995ece424d706

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
Signature26z1niaUdO1KaPaG6TAqXRDwX7HQucS0M2z5sdNUopDmFiy/cYQ9OZVy/VMOCi+RiKpfE3H7+8pFIQGZRfb+BA==
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

2026-09-17T10:35:19.439785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065341
observed 68f13d9d03d5d82507e8d397ab66ab98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:19.420696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065341/manifest.json
observed d489153734ce1d2d91119e7d23ae1300...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:19.404073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065341/publication.md
observed 1fb8d5eef3476d9800f82b69708ae96a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:19.385995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065341/publication.txt
observed fb37934e449d7e41043281646e06d432...
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.