OpenTechnical

OT-2026-000012459

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, pulsed blow-off before 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-2026-000012459) never changes.

Identity and time

Publication numberOT-2026-000012459 · never reused
Internal UUID01a0ae6d-39f7-74ce-9e1b-e210c7ac4c6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012459
StatusPUBLIC

Content hashes

Canonical text8693757afdb01561f2f11ab3008536545475a0e425c5de918ee1d5dade486916
Markdown346bee5ecd14701bb0f3a451c6923d81c7b55621ba7e818fd8c7816947a686eb
PDF
Publication page46f976d23cbbd4061d8d5b366fcbe2dae33caf00bc5dd7b11296f0a0ac813eca
Manifest19dd6312f7eae753ae35fc59c0c7e4170aeaa1320e24990609bf913c8486b1c6

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
Signature5ETs4HTPzH+046xf1bRqznEovFAHmAhtXA+4S/S8bn/VIA5A6NRHjxkSCa8asI+7XmXBMHDzjmGNxskGEsfWAQ==
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

2026-09-17T12:11:58.005277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012459
observed 46f976d23cbbd4061d8d5b366fcbe2da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:57.985801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012459/manifest.json
observed 19dd6312f7eae753ae35fc59c0c7e417...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:57.967458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012459/publication.md
observed 346bee5ecd14701bb0f3a451c6923d81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:57.950270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012459/publication.txt
observed 8693757afdb01561f2f11ab300853654...
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.