OpenTechnical

OT-2026-000033467

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three 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-2026-000033467) never changes.

Identity and time

Publication numberOT-2026-000033467 · never reused
Internal UUID01a0ae75-a38d-7181-8080-1c883e63c177 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033467
StatusPUBLIC

Content hashes

Canonical textead2b72a4daca00518278ae87628bee03724c87c324399bc675e61ab7b319e37
Markdown1fc4df622275c6c4a19ea1ac059b3c8bed9a3d0d0e2d0cc78a840738bc72993c
PDF
Publication page84cd3f6be40c717c44aac83e8230be10291d4669f70248b4c2630151556bb6fb
Manifestaff90b877370a37f9b1f0e9c7a020bcad8703ba81cdedc61d88f9ac60d96b4b9

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
SignatureDmZ++IZcWlNTAgnB6v21YRiNrmidvqmh97m1+v2YLz0HI3GuZ/RZRO31SLvpdMOJACIKUIvywhGtX/iqz453CA==
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

2026-09-17T11:31:18.474678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033467
observed 84cd3f6be40c717c44aac83e8230be10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:18.456145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033467/manifest.json
observed aff90b877370a37f9b1f0e9c7a020bca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:18.434155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033467/publication.md
observed 1fc4df622275c6c4a19ea1ac059b3c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:18.415150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033467/publication.txt
observed ead2b72a4daca00518278ae87628bee0...
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.