OpenTechnical

OT-2026-000008068

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000008068) never changes.

Identity and time

Publication numberOT-2026-000008068 · never reused
Internal UUID01a0ae6a-908c-792d-9047-b4ec7441fc90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008068
StatusPUBLIC

Content hashes

Canonical text7b1f8a2ad35eaa3663e46650c97a713a56b771377109af318bba5fe63f2a5eb2
Markdowncf66380c54a76b894c85fd18c0b0fb9a7f80c458d813037431ce577e1c2820c1
PDF
Publication page63c850f1a6d5c52babc561f543b5598531f0b79b17f76dfc57c1754a0aa79324
Manifestbf05acb6d2374c8f61440efa75484d527ee5aa4175c5b3e03a3920d116c16bbc

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
SignaturerqADYudEkBZ/AGoYkjFDTrwnIXX+vZQTExi59Q0jZm4+m6Lx4gkPprNbnnELifLNhVerU9dPWozQ70nTgfhJBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:39.998220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008068
observed 63c850f1a6d5c52babc561f543b55985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.982916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008068/manifest.json
observed bf05acb6d2374c8f61440efa75484d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.966894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008068/publication.md
observed cf66380c54a76b894c85fd18c0b0fb9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:39.949328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008068/publication.txt
observed 7b1f8a2ad35eaa3663e46650c97a713a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:21.007694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008068
observed 63c850f1a6d5c52babc561f543b55985...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:20.989734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008068/manifest.json
observed bf05acb6d2374c8f61440efa75484d52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:20.970483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008068/publication.md
observed cf66380c54a76b894c85fd18c0b0fb9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:20.951525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008068/publication.txt
observed 7b1f8a2ad35eaa3663e46650c97a713a...
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.