OpenTechnical

OT-2026-000087325

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000087325) never changes.

Identity and time

Publication numberOT-2026-000087325 · never reused
Internal UUID01a0ae9a-cd4e-7650-a75e-0839ef5b7a64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087325
StatusPUBLIC

Content hashes

Canonical text46ec860c2ef396c25c2076a92bedde5f0ee0475bc24c18f140964bb83df2d9dd
Markdown3482324acb113fe9a767fb662d7a75a5be6187ed559bcba750a7a2191c0514a5
PDF
Publication pagee7e446437cf735dbec2837bb3afee2efd4570a686e9f204eb7c2fac741af72f3
Manifest0a16c59a9a56d51cb92863dedc4175fd68e7ee50829b45260f106f070a1d1476

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
SignaturewbIDsZUKNAc3s50QjOoEIqICQKrsQxfvaWSzVkSzOJC9paVkoC3ed3wAesr0e6vrpXypOuo0Vz1MSgj9k6U0AQ==
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

2026-09-17T09:50:29.519884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087325
observed e7e446437cf735dbec2837bb3afee2ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.519875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087325
observed e7e446437cf735dbec2837bb3afee2ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.504179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087325/manifest.json
observed 0a16c59a9a56d51cb92863dedc4175fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.503610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087325/manifest.json
observed 0a16c59a9a56d51cb92863dedc4175fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.486861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087325/publication.md
observed 3482324acb113fe9a767fb662d7a75a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.486078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087325/publication.md
observed 3482324acb113fe9a767fb662d7a75a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.469801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087325/publication.txt
observed 46ec860c2ef396c25c2076a92bedde5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:29.468035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087325/publication.txt
observed 46ec860c2ef396c25c2076a92bedde5f...
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.