OpenTechnical

OT-2026-000096557

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single 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-2026-000096557) never changes.

Identity and time

Publication numberOT-2026-000096557 · never reused
Internal UUID01a0aea0-a4aa-73b7-807e-1b379fe16780 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096557
StatusPUBLIC

Content hashes

Canonical text7c8aa9c31de014411941ad5df042b3f0b1626bb80b70dc91c1c70dbe7be525d5
Markdown6562885fec6f536c80523c30bb1ce966de57db25ddb60dc880824b58100bd2ba
PDF
Publication page6a358c1954a69ca6d72d566d053a02ec1727d115c56e7efa50e6814524477b01
Manifeste4cb8b4a7b83f4d7020ce027dcbd3db0c015a437f520db69e4a6de5861d33635

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
SignatureBoiYV7rJGOxuoxyNHPObYBjk7ZBht9KUlIrrM2eJwoYcYo+Mif+NWkhtdMsnrONcyMNmbUJ26J5CVYEUN1j+Aw==
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

2026-09-17T09:33:59.441248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096557
observed 6a358c1954a69ca6d72d566d053a02ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:59.422401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096557/manifest.json
observed e4cb8b4a7b83f4d7020ce027dcbd3db0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:59.403485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096557/publication.md
observed 6562885fec6f536c80523c30bb1ce966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:59.384216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096557/publication.txt
observed 7c8aa9c31de014411941ad5df042b3f0...
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.