OpenTechnical

OT-2026-000102014

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pulsed blow-off after 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-2026-000102014) never changes.

Identity and time

Publication numberOT-2026-000102014 · never reused
Internal UUID01a0aea4-50f1-7fa0-8cf9-f312afa423b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102014
StatusPUBLIC

Content hashes

Canonical text9a2970dcab713fe1902aec401cada57df960e5f27dfd558029caf537331c0c9f
Markdown5c682079562718cdd110078a1c2fb7c483df24116b184dcb9e08ee6b31dd807e
PDF
Publication pagea32e6ea9ce406f3c2e6dc731d9a5aae75a47099c53dd495a0e693bee44f0ca2f
Manifest549c8d4e7721a8ede10c9aa26e9040c8aa298829adf1c97174048c83edf9169a

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
SignaturerikJwZVgQjWPjyqdJaoRxHD5ohogWNyfmGLiGFVISJHtmFVbHkvpLoIuLJHcaHAffoa0XMC2iNGfgvfLD42VAA==
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

2026-09-17T09:25:08.680799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102014
observed a32e6ea9ce406f3c2e6dc731d9a5aae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.662183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102014/manifest.json
observed 549c8d4e7721a8ede10c9aa26e9040c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.643825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102014/publication.md
observed 5c682079562718cdd110078a1c2fb7c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:08.624351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102014/publication.txt
observed 9a2970dcab713fe1902aec401cada57d...
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.