OpenTechnical

OT-2026-000097344

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line 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-2026-000097344) never changes.

Identity and time

Publication numberOT-2026-000097344 · never reused
Internal UUID01a0aea1-01cb-78b7-ba1c-bb1002c99958 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097344
StatusPUBLIC

Content hashes

Canonical text2ab276f22ae5571be8aa8fe33271e82e79d2a38890f08aeaf439df889ecf3ea9
Markdown56198345a59b379d211ad209f7c41d0551cc4147f452111a96096800f262b5bd
PDF
Publication pagec44748c5855789145bd04ce4e760afa85b2d3d1d7947b3b732a32debf6656b16
Manifest18040476c8f49b03c8668ebb7dc6f885c843bcd564f1337824b22e9ac24be740

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
SignatureY+cXvTBSG6O1jTQtwh1o3oSIVQq4/VG/YPuuE0ij43b1xQGd28kAqLqCYAu9Kp2Klhgs7Oh2dGr+EGGo1pm2Cg==
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

2026-09-17T09:33:36.798912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097344
observed c44748c5855789145bd04ce4e760afa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.780287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097344/manifest.json
observed 18040476c8f49b03c8668ebb7dc6f885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.763989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097344/publication.md
observed 56198345a59b379d211ad209f7c41d05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.747270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097344/publication.txt
observed 2ab276f22ae5571be8aa8fe33271e82e...
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.