OpenTechnical

OT-2026-000097899

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000097899) never changes.

Identity and time

Publication numberOT-2026-000097899 · never reused
Internal UUID01a0aea1-92f7-7b1c-9bad-493af06ada9f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097899
StatusPUBLIC

Content hashes

Canonical text73569bbc12c5193b5b112e38532fe4cc76fa9226a1e2d72700d76c66eb396521
Markdownb7a2919c03512e4e5a5125bce9792210456e2119c8b4ebe4a4fff585e54a5ad6
PDF
Publication pagebdacbe56d8aeace86004afaf56166cb19809d295f53d4a0b81cd74369eda91da
Manifest38714aa03cd788498a3eec20d4a2279cf2d1be88eb89d17d8818098151f5a572

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
Signaturez2oY7AJ/SejbOU4JcStZ4fzGWOJgHX0cYJ3skidZ36hf0ab4ljc4pRpmgU90HvbGYXt1xjZH6FEupDMhHhgHAA==
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

2026-09-17T09:33:01.309232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097899
observed bdacbe56d8aeace86004afaf56166cb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.291983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097899/manifest.json
observed 38714aa03cd788498a3eec20d4a2279c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.271801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097899/publication.md
observed b7a2919c03512e4e5a5125bce9792210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:01.251752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097899/publication.txt
observed 73569bbc12c5193b5b112e38532fe4cc...
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.