OpenTechnical

OT-2026-000046004

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000046004) never changes.

Identity and time

Publication numberOT-2026-000046004 · never reused
Internal UUID01a0ae7d-8f8a-79d4-bc69-86504e6fecbb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046004
StatusPUBLIC

Content hashes

Canonical text56c3ed184071deecf16a1828f2623b3e6ee7e2666879fa596d5ce148bfc35936
Markdownaf213709229601761eeb5cefd196632876fe92dd2adb8ec59fe98c8bd497495d
PDF
Publication page3543734bff628b12409dced36a9c46862fef41b5e06b5d32605ee2a44e1b0020
Manifestae24031a90e3476f4991a1ebaf73dd4edcb365641f81cc579a35a7b14e8561b4

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
Signature26xvT5hJ+eKAphJMJP1WyNwLJoCRfI7aaocBcBHKCrwyLFJdayMQt+Pp+uEGVYN7VuwTAtxE7zIkd1Gqa0IQAw==
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

2026-09-17T11:10:00.361116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046004
observed 3543734bff628b12409dced36a9c4686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.343344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046004/manifest.json
observed ae24031a90e3476f4991a1ebaf73dd4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.321577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046004/publication.md
observed af213709229601761eeb5cefd1966328...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:00.301862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046004/publication.txt
observed 56c3ed184071deecf16a1828f2623b3e...
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.