OpenTechnical

OT-2026-000095169

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two 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-2026-000095169) never changes.

Identity and time

Publication numberOT-2026-000095169 · never reused
Internal UUID01a0ae9f-8f6e-75bd-996a-918214665589 · 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-2026-000095169
StatusPUBLIC

Content hashes

Canonical text3de5df93d5792d6114f091ea7adafb9ddc83a5f742fba016815bb98f7d60865c
Markdownd35374206b15507b1afce27c4176a136cd9b8c827dbaf2b5b26180e98b2127a2
PDF
Publication page4acdb3a814842061859c5c5c51775b5f64c49130f49ba15a2620c43033ad05eb
Manifest732303b6d535a6053d6b505e23629b181985bdcc9db576a92f73fa5cc210e096

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
SignatureySqSPLvUFZMuYfai52P2nbRvEypifFpz0O5JCrjZLIvQ2VFUw2XEnAlPuQaDKA7+r8MtawPQAg50zkmzkE/dBQ==
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

2026-09-17T09:36:28.495910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095169
observed 4acdb3a814842061859c5c5c51775b5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:28.479609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095169/manifest.json
observed 732303b6d535a6053d6b505e23629b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:28.462014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095169/publication.md
observed d35374206b15507b1afce27c4176a136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:28.436796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095169/publication.txt
observed 3de5df93d5792d6114f091ea7adafb9d...
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.