OpenTechnical

OT-2026-000094536

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000094536) never changes.

Identity and time

Publication numberOT-2026-000094536 · never reused
Internal UUID01a0ae9e-f4e9-7042-8e06-cfc5d8e2b534 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094536
StatusPUBLIC

Content hashes

Canonical texte55f29005bc5cdd27f390b16ad48cb985dab51c51fdbd2348774e906b6d97964
Markdown780b10372ce0ef882e8148099c90aaedc00f0805c19df0c78b337eab204708e9
PDF
Publication page5bd458c3b451c2ecfd44243a10e6de89d1c97485036f72a6ce802606a05bed00
Manifest77a04adbc46bde366917ae07a18848b7937732b5c59a5a2b2e8e3a8a143ddf97

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
SignaturehNymaOZC6uhSwH1VQaEbYSLfb3cT8s0OohwWbHg/nAqLk6djUwIfq92jqvMm1/2r8SOrWo/5gjNtYGGBOYLQCw==
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

2026-09-17T09:37:58.808669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094536
observed 5bd458c3b451c2ecfd44243a10e6de89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.791611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094536/manifest.json
observed 77a04adbc46bde366917ae07a18848b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.773769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094536/publication.md
observed 780b10372ce0ef882e8148099c90aaed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:58.738470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094536/publication.txt
observed e55f29005bc5cdd27f390b16ad48cb98...
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.