OpenTechnical

OT-2026-000067217

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three 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-2026-000067217) never changes.

Identity and time

Publication numberOT-2026-000067217 · never reused
Internal UUID01a0ae8f-1500-7338-867f-7415fcdc809c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067217
StatusPUBLIC

Content hashes

Canonical text320d7bd4fe27d1fb457e7f5e3ede382c7ccef97020cb83b2b1f39a6aa6f19c1a
Markdown7f537e0de5f1aef1e32324daca1a5142912fa41b3e1216ddd1cc7e09de5cbd63
PDF
Publication page004f086c72733161d70f6cf663280a76bafa5a9db7166f0d9d81e182ee2e6961
Manifest4eca1c194ba87b604df0d8c8d8b12bc4ca7d9809d2af7d00ed9822741b21a1f6

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
SignatureZnGcJwe/Gk8jZuKbTBOWqBR1lC0P9wnrL6aBxCZ4TYPk4tgzaqJDOJ/SRtV6iGClZlRPamiK6GBayavQuhO4BQ==
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

2026-09-17T10:32:30.449711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067217
observed 004f086c72733161d70f6cf663280a76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.432938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067217/manifest.json
observed 4eca1c194ba87b604df0d8c8d8b12bc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.416636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067217/publication.md
observed 7f537e0de5f1aef1e32324daca1a5142...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:30.401771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067217/publication.txt
observed 320d7bd4fe27d1fb457e7f5e3ede382c...
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.