OpenTechnical

OT-2026-000099210

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000099210) never changes.

Identity and time

Publication numberOT-2026-000099210 · never reused
Internal UUID01a0aea2-8288-72b9-9b15-f73971d1a12a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099210
StatusPUBLIC

Content hashes

Canonical texte06bd1d7fbf74542c68b05834ca9e56940fcb911f4ff75156a97f62dcf2428bc
Markdownbbadef2cf80841a13e1aa3d8fcc18180c5bf3635394dfdc6b0fe7c7c088c18af
PDF
Publication page539387e93f4addb22ce81ed9cdab164571dd60e18bce8985dd87070dc2fa3942
Manifest1c08f08419c99a7054ce77f26fb77a446dbbbb4f8526f29e305d4e8d52b749ae

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
SignatureTenLjoAPte1hC7HEYefUVNL+AOJn+1j4EE2ByrdDAIrewiFp9zrc5ZplNEUrI2buxuRey7TI5cWluPKSj11GCw==
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

2026-09-17T09:30:36.267199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099210
observed 539387e93f4addb22ce81ed9cdab1645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.250096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099210/manifest.json
observed 1c08f08419c99a7054ce77f26fb77a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.231060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099210/publication.md
observed bbadef2cf80841a13e1aa3d8fcc18180...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.212197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099210/publication.txt
observed e06bd1d7fbf74542c68b05834ca9e569...
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.