OpenTechnical

OT-2026-000064057

Publication integrity record

Single cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, vented after set-down

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-2026-000064057) never changes.

Identity and time

Publication numberOT-2026-000064057 · never reused
Internal UUID01a0ae8d-53be-79cf-8305-ee8bd77fcd29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064057
StatusPUBLIC

Content hashes

Canonical text976b55589d449d27d82714bf208b584ed513e6920e783ef3ab1fd5d3398a78f8
Markdownecc1eb828ee2444b48f217357336c0905c2d0b5b859b18c247fcef4c648870dc
PDF
Publication page249857aea16858f7a961d32d7bedddbc3487fdca278dfb32f06ccd2cfd3d5135
Manifestfd8b0945f87053e2a645e0b57fcad7b53e31cf06e549b9abeb1897c136d0a0e3

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
Signature8qKyAV6gepH484bei+tiQi5EuKjFY9gyoVY3Q2qVuTwa08DRjklVZx5ccGvvl1ssB7nrLqQFZ4OiQ4sIApPRCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:09.291225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064057
observed 249857aea16858f7a961d32d7bedddbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.269826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064057/manifest.json
observed fd8b0945f87053e2a645e0b57fcad7b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.248152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064057/publication.md
observed ecc1eb828ee2444b48f217357336c090...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:09.225910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064057/publication.txt
observed 976b55589d449d27d82714bf208b584e...
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.