OpenTechnical

OT-2026-000099517

Publication integrity record

Foam pad vacuum gripper, three zone face, six 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-2026-000099517) never changes.

Identity and time

Publication numberOT-2026-000099517 · never reused
Internal UUID01a0aea2-c974-7e59-aa39-ce1202641c5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099517
StatusPUBLIC

Content hashes

Canonical textc022df12f8f88dc53daf7b9aef3edcee3144ebfd6aeb8c97217402a39f9ff14a
Markdown483903fc4e174afdcda6ed100d4cd878f5bdff2976c25a712f1dfaed354b21cf
PDF
Publication page4b5f3c8c2563a17b92f6f0859260a84c05b832753c19c7958153d5f487d6c506
Manifest96693471ec852086da24ff070f3772de05e81338e0f808d60f939e6b5e51d5b3

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
Signature1MCIfhVbjj2iXjvTGk84N0lJftoSNuI+e87o/+POKT6xggLTOzBKtOvD5VzaMTfPkTT3ukg08rNtn2xHo3oICg==
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

2026-09-17T09:29:24.863688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099517
observed 4b5f3c8c2563a17b92f6f0859260a84c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.844715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099517/manifest.json
observed 96693471ec852086da24ff070f3772de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.826509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099517/publication.md
observed 483903fc4e174afdcda6ed100d4cd878...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:24.807828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099517/publication.txt
observed c022df12f8f88dc53daf7b9aef3edcee...
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.