OpenTechnical

OT-2026-000098661

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum 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-2026-000098661) never changes.

Identity and time

Publication numberOT-2026-000098661 · never reused
Internal UUID01a0aea2-42ad-7b42-a5ba-9d4124e2d34a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098661
StatusPUBLIC

Content hashes

Canonical text0cc62bb27866954c002fd3a83e96e6eb5fc6eb2b8541110ca22296d706cdcd84
Markdown45b7de9786804aecbaf729381820e4fea9378489727389d94ed0a38302f9dc11
PDF
Publication pagedae019e11f2dc50bec4ad9af03335c6e6db0e13dd16f893c9edf3bce2b84f368
Manifest8ca975fc724d924d8178748a0313625ec3f417ec843e8857cd3fd0e3b41f7a51

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
SignatureRtwuCC4L6dyKC8d09aAFdUtmYyMJk+NkFwiISRiSaZS+ykH2gkETJWucwtGFu4/Hh3QZIQh88fA7X7/t9mrxDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:57.538740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098661
observed dae019e11f2dc50bec4ad9af03335c6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.521467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098661/manifest.json
observed 8ca975fc724d924d8178748a0313625e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.503526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098661/publication.md
observed 45b7de9786804aecbaf729381820e4fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.470923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098661/publication.txt
observed 0cc62bb27866954c002fd3a83e96e6eb...
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.