OpenTechnical

OT-2026-000034697

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000034697) never changes.

Identity and time

Publication numberOT-2026-000034697 · never reused
Internal UUID01a0ae76-1ed1-7c5d-89cb-3b08c49b88e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034697
StatusPUBLIC

Content hashes

Canonical textf876cb5801b8a50876f339cc8a40e1431aec157144c4a75725803e3895502329
Markdown2dd98791c83b596b04b6d0deb77439b2991be4ccae8d19c161ccd3eb108d5852
PDF
Publication pagefca25c966f277bb04c2eb31029b556cca3203c99aa6a7994ed8ec25fb418827c
Manifestcb08b73a1aebf86d8cd2f3cc5d303b41a4930ca0558ed4e4ba4cbc43fb26d133

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
SignatureSVt0kZp5XXPVhE9ohURtPwmydaET1+ht7WY6rpKdXTgYJFmeL2RAByHHoVSIXJxFQ1QoAgAyj5OQUuqYcgFXDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:05.323244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034697
observed fca25c966f277bb04c2eb31029b556cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.298947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034697/manifest.json
observed cb08b73a1aebf86d8cd2f3cc5d303b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.275017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034697/publication.md
observed 2dd98791c83b596b04b6d0deb77439b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:05.255912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034697/publication.txt
observed f876cb5801b8a50876f339cc8a40e143...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.370415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034697
observed fca25c966f277bb04c2eb31029b556cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.351968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034697/manifest.json
observed cb08b73a1aebf86d8cd2f3cc5d303b41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.333920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034697/publication.md
observed 2dd98791c83b596b04b6d0deb77439b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:38.317079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034697/publication.txt
observed f876cb5801b8a50876f339cc8a40e143...
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.