OpenTechnical

OT-2026-000076341

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000076341) never changes.

Identity and time

Publication numberOT-2026-000076341 · never reused
Internal UUID01a0ae94-6a70-789d-9378-0d9551efdeae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076341
StatusPUBLIC

Content hashes

Canonical texte85a2738206e001bd57c6197a8e5cb7e2d2398a4301de2f3bef8c578b5e9276a
Markdown56c40a35d0c0c2c021fda194dd50fadc6f22faa0fa192580444f591cc5383449
PDF
Publication page7e316639ccd55122cc173a18dfe4248e674687bfeb8629e3f2519fc8a9b1d9a1
Manifest45da9a55f02e5a66ee6ffe900997f1b7e2db58679b49333f0aec320b0a994dca

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
SignatureU+WyyZkrdyM+hbgm2vF/2Arpd6OxNNDOEv8V1z45ZHqodmFsfcrE2rw7eJbh1wv1qT6jmfEX9HmxzYYfxPQ3Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:12:11.995978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076341
observed 7e316639ccd55122cc173a18dfe4248e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:11.978153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076341/manifest.json
observed 45da9a55f02e5a66ee6ffe900997f1b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:11.959039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076341/publication.md
observed 56c40a35d0c0c2c021fda194dd50fadc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:11.938851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076341/publication.txt
observed e85a2738206e001bd57c6197a8e5cb7e...
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.