OpenTechnical

OT-2026-000104032

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000104032) never changes.

Identity and time

Publication numberOT-2026-000104032 · never reused
Internal UUID01a0aea5-341e-76b7-a0d3-08b2f8b286a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104032
StatusPUBLIC

Content hashes

Canonical text1a5622614a4efe01239cd979590867bd378f7996b2c3b79453fa09105cbcae00
Markdown92f71be30a6e0ffd4cbfa653d0404edac738075a8b7a43e6cf4468a63bb3205c
PDF
Publication page83499c4ec8d6d698b443643c314ceaddaabc042f4e9916dc21627aec7553bf6a
Manifest261d67213f5f3cf99e1b3fef1cf65f9e9a824bf59f3bedce2e96a4a1c6605009

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
SignatureCCFiULt3CMsQAspbJ9M6TED1xZVmnsbx06mx8yVjRubz7Te7Y1lO4Bodfd4vd+UXHf22lQDuVg5/1zwqh0IcBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:05.709821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104032
observed 83499c4ec8d6d698b443643c314ceadd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:05.692858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104032/manifest.json
observed 261d67213f5f3cf99e1b3fef1cf65f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:05.671726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104032/publication.md
observed 92f71be30a6e0ffd4cbfa653d0404eda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:05.654760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104032/publication.txt
observed 1a5622614a4efe01239cd979590867bd...
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.