OpenTechnical

OT-2026-000076582

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000076582) never changes.

Identity and time

Publication numberOT-2026-000076582 · never reused
Internal UUID01a0ae94-b06e-7e5d-950e-0ffa009cc8ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076582
StatusPUBLIC

Content hashes

Canonical text25d30cee4c1eab492d8c8e12cff5a149eefffeb40f8210840f1bd031101d0c63
Markdownef1e9c8ca1a02dcbc1e7fd47f0c88f1c68aebf9014808e6367bbec5d861d374e
PDF
Publication page70ceec7f568870bc2ce78e49e76e5803c7031c0c5bbeaa22eef4e898a54061bd
Manifestab7f04b871f24d798d5c4ed2aa4f609eb872a6927be0862180a67bacd58c5d6e

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
Signaturej704goWxHXtzD0CwwZwKna+c7kyCc00YmWTuYLm6q3rXVzlvdbf0tQDVNNfDTTnNlzDBd1CW+yQviFs3l4f2AQ==
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

2026-09-17T10:09:18.367088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076582
observed 70ceec7f568870bc2ce78e49e76e5803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:18.349903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076582/manifest.json
observed ab7f04b871f24d798d5c4ed2aa4f609e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:18.332193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076582/publication.md
observed ef1e9c8ca1a02dcbc1e7fd47f0c88f1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:18.313539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076582/publication.txt
observed 25d30cee4c1eab492d8c8e12cff5a149...
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.