OpenTechnical

OT-2026-000016272

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000016272) never changes.

Identity and time

Publication numberOT-2026-000016272 · never reused
Internal UUID01a0ae6e-2d11-7e79-9da8-eaf13d017b0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016272
StatusPUBLIC

Content hashes

Canonical text33cb12d5acf6703ff11579cb119ce927304b0632e35a08b49ffcdb9e26dbb740
Markdown0dbb6aa6d5a68bcea4f43366b6573d9489393928935d2ed880da45e232bda0e7
PDF
Publication page52caa269ab981c4f4a3e0cde9a2bfe6838937cc496ac44cb6045e05593d10fbe
Manifestc1a1aa4cedc596770c0891aca958e289112439770137a9b22ab79d66b74a2f25

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
SignatureH0likjoKd2yZ358oaQKG9ym9CF/JLq/KiiHDVFaXFs2TGLZiQjrLtqNoOU/9QlQBvUzFjrg0LPcKHXdR0vN1BQ==
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

2026-09-17T12:03:45.335199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016272
observed 52caa269ab981c4f4a3e0cde9a2bfe68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.317549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016272/manifest.json
observed c1a1aa4cedc596770c0891aca958e289...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.273687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016272/publication.md
observed 0dbb6aa6d5a68bcea4f43366b6573d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:45.230480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016272/publication.txt
observed 33cb12d5acf6703ff11579cb119ce927...
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.