OpenTechnical

OT-2026-000099565

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000099565) never changes.

Identity and time

Publication numberOT-2026-000099565 · never reused
Internal UUID01a0aea2-c975-7089-8a1e-d5ecc4f6c5f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099565
StatusPUBLIC

Content hashes

Canonical textf61d77ad94c501fc3c65c8ca32446949e8b0ab4cb849258cbf01b5d110bdaef6
Markdown85a2166875c761aa1c9452cc43a78cdb2264cd844efa4f1f0b5667385e4eb424
PDF
Publication page5168d984eb43b145256451054ecc20c35c4b591af9c2b463c7ff4d3066387f90
Manifest804e94da7db169c2bb08115ad0033f4d3fff9828a940b847253497e3e657f3cc

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
Signatureghh8k4Pw/vn5EpJwBK44If8KLbnWJdDd6KsqRxrJLMIDJipuE6dqeSw0jqLBRKdBT/RvP4sMm1FIZIA+X2kfDw==
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

2026-09-17T09:29:28.672351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099565
observed 5168d984eb43b145256451054ecc20c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.655228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099565/manifest.json
observed 804e94da7db169c2bb08115ad0033f4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.637714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099565/publication.md
observed 85a2166875c761aa1c9452cc43a78cdb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:28.620653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099565/publication.txt
observed f61d77ad94c501fc3c65c8ca32446949...
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.