OpenTechnical

OT-2026-000037709

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000037709) never changes.

Identity and time

Publication numberOT-2026-000037709 · never reused
Internal UUID01a0ae77-b8d0-7ef4-9568-6b0aeb94c915 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037709
StatusPUBLIC

Content hashes

Canonical text02fc6e077f9435de99f76b216beafdb9bb504640d8f8522401e12980795c08ab
Markdownfac40f5aa715f6206dcda9925feba0eafb48a42b463f1f8df6eba359ef4aa6ea
PDF
Publication page067bdf81508e019237f5a537eff5e44fe372aa3aed3d52124ffaf95c2d499f45
Manifest71a1b45d9764911a0b405912f946438629afd0c23e95f1cc66f90e7027c173da

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
Signaturezx23ttimk250EeLrNQXEUvDJVEDj8fiUIv1EQXt9cFoOxIqCyOE2+ONj0chyNWarBKDJ5XFrKE/wbRiho9R3AQ==
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

2026-09-17T11:24:18.022074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037709
observed 067bdf81508e019237f5a537eff5e44f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.005591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037709/manifest.json
observed 71a1b45d9764911a0b405912f9464386...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:17.988485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037709/publication.md
observed fac40f5aa715f6206dcda9925feba0ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:17.969790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037709/publication.txt
observed 02fc6e077f9435de99f76b216beafdb9...
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.