OpenTechnical

OT-2026-000097323

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000097323) never changes.

Identity and time

Publication numberOT-2026-000097323 · never reused
Internal UUID01a0aea1-01cb-7b12-95ba-f0bc1cd98e41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097323
StatusPUBLIC

Content hashes

Canonical text66837e733bfc6c97cc73102180d30afaf0cdb936cfc093078bcb30e34e66d899
Markdown36d4fdac845ef43e340221fd24a460596e024557c307d2d1780e5954955d8287
PDF
Publication page73a45ba7773bd897b99ce3cb69ea7561ea081560a151cadbe0a15417ccb4676b
Manifest6068387bb65c435d9f203d7a7901ee3384b6da7c8a6c455e99dc9e9b3ec80e26

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
SignatureNM6Lx3wVoUNKbuPhteM9q+5/iReWN86YI33lrTWHlijn6V+RW//auS/xos6nWayQ8FEX1BNIOfiRtHFgdgYHAA==
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

2026-09-17T09:33:35.284172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097323
observed 73a45ba7773bd897b99ce3cb69ea7561...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:35.267385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097323/manifest.json
observed 6068387bb65c435d9f203d7a7901ee33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:35.251369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097323/publication.md
observed 36d4fdac845ef43e340221fd24a46059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:35.233475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097323/publication.txt
observed 66837e733bfc6c97cc73102180d30afa...
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.