OpenTechnical

OT-2026-000092425

Publication integrity record

Four cup vacuum gripper, four zone face, pump fed, supply line pressure sensor, sustained 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-2026-000092425) never changes.

Identity and time

Publication numberOT-2026-000092425 · never reused
Internal UUID01a0ae9d-b5fc-754d-9888-b4fa99758fcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092425
StatusPUBLIC

Content hashes

Canonical texte5024036804c4eda3792fdb63f951bdb49706721d15d165baf86ee6d6be192ba
Markdowne11849bf84d6a10914290349da82b85106ff966b9facf0c65168d9c1829e3748
PDF
Publication pagea1e1037ce0694d1e2551d1406983f799fc836c0726384f98257db65e8ec32803
Manifestef3ef3508a503ddcd6fe5ae17739401c9cc8a5be302540cb61b94ef72261e154

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
SignatureRRpiXxfMnjyk2HskArnfsFdpk5kb7uZXjPdtR6Kl122vGonegFV7S7hCCf5FXmPtu94igGS15AytPtsD9qBoAg==
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

2026-09-17T09:40:58.659140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092425
observed a1e1037ce0694d1e2551d1406983f799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.640942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092425/manifest.json
observed ef3ef3508a503ddcd6fe5ae17739401c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.624856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092425/publication.md
observed e11849bf84d6a10914290349da82b851...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:58.606972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092425/publication.txt
observed e5024036804c4eda3792fdb63f951bdb...
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.