OpenTechnical

OT-2026-000069376

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000069376) never changes.

Identity and time

Publication numberOT-2026-000069376 · never reused
Internal UUID01a0ae90-b529-7d0f-a76b-7d5220b2c735 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069376
StatusPUBLIC

Content hashes

Canonical textfd93f1a93046ed545e65621cc63b0e1f50f09c05e138452dd7ca1db00908a53f
Markdown0726367384c33e472a3090402fc0dba538789cc24400c4a566e195dca96ab578
PDF
Publication pagef832fb31078b3120177f02895437eae9ab7247488115f3cd160bffb232c4c8d2
Manifesta1a125858cc58c742f161ff8da82d26b1fc0be2b25a2e30312953e64ce5208a7

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
SignaturewfmzsfTp69zucEIuXmz/jQg749XNNqXEcu3qkKY5hzUjzbP3ZGJy50fUNLJBE8mPhM0ejAQs089iL8BYbbg8CQ==
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

2026-09-17T10:30:17.904787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069376
observed f832fb31078b3120177f02895437eae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.885951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069376/manifest.json
observed a1a125858cc58c742f161ff8da82d26b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.861853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069376/publication.md
observed 0726367384c33e472a3090402fc0dba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:17.840579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069376/publication.txt
observed fd93f1a93046ed545e65621cc63b0e1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:58.432152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069376
observed f832fb31078b3120177f02895437eae9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:58.414836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069376/manifest.json
observed a1a125858cc58c742f161ff8da82d26b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:58.396898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069376/publication.md
observed 0726367384c33e472a3090402fc0dba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:58.379820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069376/publication.txt
observed fd93f1a93046ed545e65621cc63b0e1f...
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.