OpenTechnical

OT-2026-000060885

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000060885) never changes.

Identity and time

Publication numberOT-2026-000060885 · never reused
Internal UUID01a0ae8b-12f1-7908-9c49-b164a9c16d7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:45.252443Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060885
StatusPUBLIC

Content hashes

Canonical texta074caafbf9991a40d222266faa34182e8c959e09f2bcbe3fffef743566a5b3a
Markdownfc4431d9b4fafef7ddd563395575751680d202efdb6693e9c8da226800a99865
PDF
Publication page5e21653d42b97453719e464369e7fdb62e2f4fd97461713d29acd901108e058f
Manifeste9949952b68ac2264bf5bf4677a9b6fcf0e214b8d56ba5edf86111438461da63

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
Signature4TpFps0zMEtGXgExkk1X1zALvvLOwzO1wY/9iZFklh9x4znK74KNPAehMr6ekAsgzCVGYTlLGxw1vpjNvS/pCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:37.169643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060885
observed 5e21653d42b97453719e464369e7fdb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.150438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060885/manifest.json
observed e9949952b68ac2264bf5bf4677a9b6fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.132395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060885/publication.md
observed fc4431d9b4fafef7ddd5633955757516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:37.113653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060885/publication.txt
observed a074caafbf9991a40d222266faa34182...
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.