OpenTechnical

OT-2026-000069984

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000069984) never changes.

Identity and time

Publication numberOT-2026-000069984 · never reused
Internal UUID01a0ae91-1861-7874-adcc-7ae1b8b353e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069984
StatusPUBLIC

Content hashes

Canonical text52476dbdc344dc727225a03e6c05205ff7ec77889cbcd8433d6209c2c098cc2d
Markdown32c17a82aa872f4b2e4b4e2f1f80fc8ac59c6bd7d57ce121c3b28ddb30b59dbe
PDF
Publication pagea51e5b464b697f34848e488b93d6e97e5d3acce4798a3c685eacee6e98fe79c5
Manifest4d07b333f69072b0b680eca61b8401007fb857df0fd832993cb1f6f4512542ec

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
Signaturea5qmhfUChLgRguyjFAXFOKjcC5pFUz7sp8nlQxvWaYGOhVPskYoqGHY72wQ1lxfPghonM5ThFqvWycFcKK2DAA==
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

2026-09-17T10:26:55.816822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069984
observed a51e5b464b697f34848e488b93d6e97e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:55.799160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069984/manifest.json
observed 4d07b333f69072b0b680eca61b840100...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:55.780683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069984/publication.md
observed 32c17a82aa872f4b2e4b4e2f1f80fc8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:55.762133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069984/publication.txt
observed 52476dbdc344dc727225a03e6c05205f...
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.