OpenTechnical

OT-2026-000033126

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off 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-2026-000033126) never changes.

Identity and time

Publication numberOT-2026-000033126 · never reused
Internal UUID01a0ae75-4844-783a-8ed0-8d2f3244d3cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033126
StatusPUBLIC

Content hashes

Canonical text86940bb494f12d04f1daf3d56beef9520b1a5ab43e7b5c2d97cdcefe01a47dcf
Markdown897b871bde0f45a4f703e83159558c35379fd6b92d39bd58a3ae14f2f9b935b1
PDF
Publication paged824c6de67d6d8a9a73957e56664d5af6fc487b904853a80ee0bd23362080fa9
Manifestcaf361f980ec2b2b5326cdef809af2a9f3afd558d1d2b72ad20d265ff200359e

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
Signature+dEKSfQfW91ebtDoExW/HvjMSwBDyvJs6eUmK5hkE8gDd9pAoAtbcVGz/az/xdQobolxymUCL2cbUMLOuTYFAA==
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

2026-09-17T11:32:48.329843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033126
observed d824c6de67d6d8a9a73957e56664d5af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:48.307338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033126/manifest.json
observed caf361f980ec2b2b5326cdef809af2a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:48.193557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033126/publication.md
observed 897b871bde0f45a4f703e83159558c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:48.173749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033126/publication.txt
observed 86940bb494f12d04f1daf3d56beef952...
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.