OpenTechnical

OT-2026-000038505

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000038505) never changes.

Identity and time

Publication numberOT-2026-000038505 · never reused
Internal UUID01a0ae78-2d53-7fd0-a0ce-b519e54547f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038505
StatusPUBLIC

Content hashes

Canonical text3e071fb90c3afd08e4f0db62c3400b03f90e95f016fc8ef25eecb5ef1d0971ee
Markdowne57e1418913629e0cc8d712e8eb6fe9c5b78ab747cb9d91956d3277832405cf0
PDF
Publication page27da83a9262b95511a2137d8e7038fa59848ea07a73d01cfa244ce257a05db77
Manifesta1a6917a59680145624081d9aff55c490ddcffcc4e3694504029f414607f07dd

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
SignatureQBoQ14jDkkK5HdnwSOmhA0PTi5qAoFrDSoSFDYv+9VjxGIthSEMRYK2T2o+1GK3DKSV21SZMuy1VFEXxKMkNDA==
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

2026-09-17T11:22:45.136450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038505
observed 27da83a9262b95511a2137d8e7038fa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:45.117563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038505/manifest.json
observed a1a6917a59680145624081d9aff55c49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:45.098547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038505/publication.md
observed e57e1418913629e0cc8d712e8eb6fe9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:45.079691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038505/publication.txt
observed 3e071fb90c3afd08e4f0db62c3400b03...
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.