OpenTechnical

OT-2026-000094509

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000094509) never changes.

Identity and time

Publication numberOT-2026-000094509 · never reused
Internal UUID01a0ae9e-f4e9-7c97-9e4b-fe14003c4333 · 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-2026-000094509
StatusPUBLIC

Content hashes

Canonical textf0c7be92b2899a8ad2076c07ab32d85535f0c9e6576f3df80668177a522f35b6
Markdown2091376291d452c3fc83b558373e8593af592eb0ef42a8fde89a65aeb8ad3657
PDF
Publication pagee0c5fcce02d4336f2a8522074d48a7f1f0492e4667c0cc9fef5e8217d3fe3f97
Manifest97bf2649539945213d674757d150f32e44d5afaf220cbfcb8ad4aa4e9ab0808a

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
Signature7Lm351LENGYqcqdlPBwqQHh7OfjzuAtQl8HiKnmgg085K+dk7v0aNtqnT1Im9i8dTx1X9Awu214CV3+qAstOCg==
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

2026-09-17T09:37:56.575745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094509
observed e0c5fcce02d4336f2a8522074d48a7f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.557965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094509/manifest.json
observed 97bf2649539945213d674757d150f32e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.539456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094509/publication.md
observed 2091376291d452c3fc83b558373e8593...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:56.521517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094509/publication.txt
observed f0c7be92b2899a8ad2076c07ab32d855...
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.