OpenTechnical

OT-2026-000100923

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before set-down

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-2026-000100923) never changes.

Identity and time

Publication numberOT-2026-000100923 · never reused
Internal UUID01a0aea3-c376-7cc3-b4ca-7186988101e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100923
StatusPUBLIC

Content hashes

Canonical text67b2e5606c023d83c1defbc58c57db5750cc3839d0299b0bb79622e0d554912e
Markdown1b477635edc95c64ec74b1135bb992f799b15f6b55d0ba92efcee1e1c672cd54
PDF
Publication page979bbbd3acbde5c8b2e02e0d3f383d8b7f0505766148d19a9876e24d1cfe7c2a
Manifestdd5fbb019cd8b2c44c914eb7546b35b8ffe830fbb4896d5dc393f091619650a2

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
SignatureD0s0IyhPu19SWl5nvbRU2hFUnklogH400zQY5ltVpVpT57qtsntZn50DRo1fZsrxVZxK/Yx+cgsQObvhZSy8Cg==
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

2026-09-17T09:26:25.451336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100923
observed 979bbbd3acbde5c8b2e02e0d3f383d8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.395213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100923/manifest.json
observed dd5fbb019cd8b2c44c914eb7546b35b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.376456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100923/publication.md
observed 1b477635edc95c64ec74b1135bb992f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:25.324708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100923/publication.txt
observed 67b2e5606c023d83c1defbc58c57db57...
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.