OpenTechnical

OT-2026-000015832

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000015832) never changes.

Identity and time

Publication numberOT-2026-000015832 · never reused
Internal UUID01a0ae6e-0c4c-742f-aa9a-cdae5a4b3309 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015832
StatusPUBLIC

Content hashes

Canonical textd59fb3e457c8d4a460d0a2c299effbf069bfb30c858c0b8f59eeff4e2be682f9
Markdownce169af73cccac0f2f4b83ee8b9d2fc67fa323906fc114eef263f20ae4e52b68
PDF
Publication page4f14036d83f42defd810c016b28afa7aa8aac36a4867db704610a220a73833fa
Manifest10ea2c5a85937fa849166f4c0e74a0dde63c0d91216fb5691b53a04f64b73c0c

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
SignatureTOrTh5msCyvBIASflA17iZQt+b15Cln+6vYxVD6FLimm4lgytfsX7yYW0YWMrMMrxx79aoDm1K2byyEc7nFXDA==
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

2026-09-17T12:05:09.129942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015832
observed 4f14036d83f42defd810c016b28afa7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:09.112604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015832/manifest.json
observed 10ea2c5a85937fa849166f4c0e74a0dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:09.092639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015832/publication.md
observed ce169af73cccac0f2f4b83ee8b9d2fc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:09.076062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015832/publication.txt
observed d59fb3e457c8d4a460d0a2c299effbf0...
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.