OpenTechnical

OT-2026-000014099

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000014099) never changes.

Identity and time

Publication numberOT-2026-000014099 · never reused
Internal UUID01a0ae6d-8deb-7dbf-852b-a823ed820373 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014099
StatusPUBLIC

Content hashes

Canonical text51cabf7f52c6889bcea0be40223f0f17c9772bbe5a1754d1726c5a34a24d51a7
Markdownc61b179f5cd86fb164fb71daefd30e46b6110fc2b4923a1abee330f991e787ca
PDF
Publication page553cab65d8ff86e4293e7f299d24880e0385a2ca125d824e787bb2cf8e1228c3
Manifest474a79db5256f5eb46a06886b8a7bb808f2875397eae83f96a4c70c6faf2f06d

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
Signature4sepTKHM+OpMAiM0RzMKHkjyKz3minpYO5G/AAwlmPNHh26Xv9lvBPZ+NlxgUcwnksWjaBnas1hNhDV5mmBiCQ==
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

2026-09-17T12:09:21.364780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014099
observed 553cab65d8ff86e4293e7f299d24880e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.346549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014099/manifest.json
observed 474a79db5256f5eb46a06886b8a7bb80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.326108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014099/publication.md
observed c61b179f5cd86fb164fb71daefd30e46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:21.307128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014099/publication.txt
observed 51cabf7f52c6889bcea0be40223f0f17...
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.