OpenTechnical

OT-2026-000097009

Publication integrity record

Foam pad vacuum gripper, three zone face, 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-2026-000097009) never changes.

Identity and time

Publication numberOT-2026-000097009 · never reused
Internal UUID01a0aea1-01c8-76e2-9fc4-fc85e41d2aad · 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-2026-000097009
StatusPUBLIC

Content hashes

Canonical text207844aa74b2f1ac0fc8163a40014934fdaf8e3d5b66ad87f6bae3ece14d40a3
Markdown5a7e5a57f1bd96606f32a73d7058ba18141399a85a459dca69cc03dc9070351a
PDF
Publication pagecea57d5acb67b244eb0c7de9e2f90684d3f9e42b14cdcd25f0a13056fe3934fe
Manifest5ed34fbecff75b9f433ba5d81dd3d8f14179d478c29537c1bd9c0dfae5f48a78

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
SignatureROtAZDgWnjUngwQdfmfTofJfCM0uvnyunrgmd+ZLd4H+uSmatPniVrKLA8XkvpW7ed0xQD6oC7WepUrOxTH1Cw==
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

2026-09-17T09:10:28.694141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097009
observed cea57d5acb67b244eb0c7de9e2f90684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:28.677531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097009/manifest.json
observed 5ed34fbecff75b9f433ba5d81dd3d8f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:28.661238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097009/publication.md
observed 5a7e5a57f1bd96606f32a73d7058ba18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:28.642819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097009/publication.txt
observed 207844aa74b2f1ac0fc8163a40014934...
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.