OpenTechnical

OT-2026-000065369

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented after set-down

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-2026-000065369) never changes.

Identity and time

Publication numberOT-2026-000065369 · never reused
Internal UUID01a0ae8e-46f8-7add-a893-1df20168cbb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065369
StatusPUBLIC

Content hashes

Canonical text89e51d594b397528dd1eba8e59d3862957233cdb1351397d7521aea88f725eda
Markdown576875ad20f83d520b1c8b4d46c6bdd08db0c0a63e78141aa566dbf5e2b2d9a9
PDF
Publication pagee9882ffb4def484ca5a2cffe26759cee295f71423d426cab4188af2879d4e877
Manifest28a07a15b17bb82a2ae3701507c921e0aa529d2f340089cc3427a259de9f5504

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
SignaturenYnzWCsiVXvZ3yY0pYJuPbMT4cZNyZK07pGVrrf0bfK3PNSCr6nfKzsq3ynDAd/xbFD4birzhFy+UdePyF9JCQ==
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

2026-09-17T10:33:37.126230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065369
observed e9882ffb4def484ca5a2cffe26759cee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.101981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065369/manifest.json
observed 28a07a15b17bb82a2ae3701507c921e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.080911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065369/publication.md
observed 576875ad20f83d520b1c8b4d46c6bdd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:35.916529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065369/publication.txt
observed 89e51d594b397528dd1eba8e59d38629...
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.