OpenTechnical

OT-2026-000101500

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000101500) never changes.

Identity and time

Publication numberOT-2026-000101500 · never reused
Internal UUID01a0aea4-0e14-7880-8906-d572ba6b74b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101500
StatusPUBLIC

Content hashes

Canonical text372c10a35facf97ee685e5281001746a94eb77dc5fb1a6b7d52a362c2c610ceb
Markdownef37c94acc98356b6940c99ad3cd3c2335f5a447784feda683251e32ff2d1aa3
PDF
Publication pageee7cfed7059c10066a90a06608ca8011d68f54e6d42eb7312d4044186be300a8
Manifest00820091dd9d8d7fe4047501b329ecf28da632b1cb28e7777683fd9c40193bf4

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
SignatureH6ln44gbGN9dIvhNYgSfqLX9XYWdfgKOYtiIyJnX1QUYIe1g8JqBw2VC5roWUMtJ14FD+aI48r/Y37H875taDA==
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

2026-09-17T09:26:05.736785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101500
observed ee7cfed7059c10066a90a06608ca8011...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.717708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101500/manifest.json
observed 00820091dd9d8d7fe4047501b329ecf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.697905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101500/publication.md
observed ef37c94acc98356b6940c99ad3cd3c23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:05.677348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101500/publication.txt
observed 372c10a35facf97ee685e5281001746a...
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.