OpenTechnical

OT-2026-000014064

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed 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-2026-000014064) never changes.

Identity and time

Publication numberOT-2026-000014064 · never reused
Internal UUID01a0ae6d-8deb-702c-9902-a7fe775c25db · 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-2026-000014064
StatusPUBLIC

Content hashes

Canonical textf4f11d0c402d624d222f45bb6e0f4739feebf6ea9dd79774b84da5a8e164fe6f
Markdown13f1b428369e29126e5abaacc9d10aa85af15d59ac86d25b39d4546b79ea2395
PDF
Publication page1004ea166f694a9a3338cca58675eb0a00c7169f560a8f56d767224b844de70b
Manifest76336ea87f2f817d78eeea373aa41625bdd380baff680da3ab97da4538c0bd34

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
Signatureqqk5Wm68IoshTMC/xNZ6FRNbbFKR5T7GbeCPoiV49RgldqdVyPDJ43f9D6orkE50vksrThVhB0sqbIAISGv9Ag==
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

2026-09-17T12:09:18.551446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014064
observed 1004ea166f694a9a3338cca58675eb0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:18.529967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014064/manifest.json
observed 76336ea87f2f817d78eeea373aa41625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:18.510069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014064/publication.md
observed 13f1b428369e29126e5abaacc9d10aa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:18.489358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014064/publication.txt
observed f4f11d0c402d624d222f45bb6e0f4739...
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.