OpenTechnical

OT-2026-000073383

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000073383) never changes.

Identity and time

Publication numberOT-2026-000073383 · never reused
Internal UUID01a0ae92-efb8-7b5c-942e-eea0ce6aebd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073383
StatusPUBLIC

Content hashes

Canonical text24f3743cac8c0d8d16b6e8e8576709a658be98082b7b5dcb7accd9b98d96d48a
Markdownff8bdb92bb50b4af6e8b7276b1cc7a3390b3c563a9dddf11f8cede776325907c
PDF
Publication page4f1371860b4eebb99af7763288bbe4a83fe4c759534b508f84b940f0a52304e8
Manifestaa9324e94c56ff51e1c2eebae1a3bdf78f68797884199e107bad0c1922fcc979

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
Signaturev0dGP0Vd4MPKNYhyauhdOf6K+MgrGEf2JLIiEtU6uD3uMAZUmk9h5nrBaREH/HUE+pkRSN7ab+h8CsBl/r1/Dw==
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

2026-09-17T10:21:25.475257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073383
observed 4f1371860b4eebb99af7763288bbe4a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:25.456528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073383/manifest.json
observed aa9324e94c56ff51e1c2eebae1a3bdf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:25.438455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073383/publication.md
observed ff8bdb92bb50b4af6e8b7276b1cc7a33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:25.418723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073383/publication.txt
observed 24f3743cac8c0d8d16b6e8e8576709a6...
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.