OpenTechnical

OT-2026-000100210

Publication integrity record

Four cup 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-2026-000100210) never changes.

Identity and time

Publication numberOT-2026-000100210 · never reused
Internal UUID01a0aea3-3052-7320-8595-99aaa3affac4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100210
StatusPUBLIC

Content hashes

Canonical text4160d6e0a4bd6f05b067287391b64c0cca170c8063130c40fd198353ecda879e
Markdown47a7286754529cea20701b4c5b67f42e7743c183c2a8a8d2d0bb7a238d079e85
PDF
Publication pagee7370d31105b3b3a0c06815c0b3f0ea7cbc3ca31e81acaef487006b4c07fe029
Manifest74ec3728e2bf4f61b1ec3cbdd21c76853cb1978a212cdfae6251c9624aca62c5

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
Signature6IDDIKJRNdDnmudlWOfjH277mOTWYsK5hU+mumEBd5wzVK5TL+8l3vW1mYzy4PNtouqKlvDC5S9kvaHT9Ra2CQ==
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

2026-09-17T09:27:56.089523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100210
observed e7370d31105b3b3a0c06815c0b3f0ea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:56.070562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100210/manifest.json
observed 74ec3728e2bf4f61b1ec3cbdd21c7685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:56.052134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100210/publication.md
observed 47a7286754529cea20701b4c5b67f42e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:56.032790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100210/publication.txt
observed 4160d6e0a4bd6f05b067287391b64c0c...
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.