OpenTechnical

OT-2026-000095446

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000095446) never changes.

Identity and time

Publication numberOT-2026-000095446 · never reused
Internal UUID01a0ae9f-8f73-7f9c-9750-90b05e54fd0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095446
StatusPUBLIC

Content hashes

Canonical text94b2bc22ac250eaad7d33ae7bb3199c77aaa551b3607db905952c507ffc799f3
Markdowne65448de0bae7f1f77585e4cf6d9dc4806bb58fa8e7af17dd907a8544d1eaa2c
PDF
Publication page533a9228398e44319772b819a2378a985a0553833ee6f542cd472d381f8b2d49
Manifestf52b6e221d4190a61c2632181780f7843ffa540f762c4d872f6dd16f0a04319c

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
Signatureb0yCfdwT7WHJC3Ii71BM8TUcfqVeiHPB7cipqUrwa+1ZNTDWlQ/dnvq+SM2BMSUuhmZgrMZrbmSVe57fLePfAQ==
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

2026-09-17T09:36:49.275425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095446
observed 533a9228398e44319772b819a2378a98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.257646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095446/manifest.json
observed f52b6e221d4190a61c2632181780f784...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.239264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095446/publication.md
observed e65448de0bae7f1f77585e4cf6d9dc48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.220173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095446/publication.txt
observed 94b2bc22ac250eaad7d33ae7bb3199c7...
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.