OpenTechnical

OT-2026-000051389

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, vented before 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-2026-000051389) never changes.

Identity and time

Publication numberOT-2026-000051389 · never reused
Internal UUID01a0ae83-2741-7537-b8f6-db2124be19c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051389
StatusPUBLIC

Content hashes

Canonical textbe1494dcf96f3e8d240ff8b5403829ec11b9bf9984784779a8d86734141c3112
Markdown4fe0eed43b0e74b4e6eb33ba0f4d258293539b4abee76a065f79ae8d2c54f2cf
PDF
Publication page6d78fe374d1312c6905b100d2a3aa9a74b806446ee1da2d1a859c7acd2aba755
Manifest6ac0222239acb5df5a9d3b4122c85fae0923a99c50d84a06eb6eff8c1d241e62

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
SignaturezqsiujurkvZ3YbgLA0TyWkz7T6CKVBRRv4djLrwLRkDXv49RQHUneWVqP39dOHB1mFbOGi+z3cgPcsr4WRHfAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:59:17.199409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051389
observed 6d78fe374d1312c6905b100d2a3aa9a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.176786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051389/manifest.json
observed 6ac0222239acb5df5a9d3b4122c85fae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.156338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051389/publication.md
observed 4fe0eed43b0e74b4e6eb33ba0f4d2582...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.136081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051389/publication.txt
observed be1494dcf96f3e8d240ff8b5403829ec...
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.