OpenTechnical

OT-2026-000033284

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000033284) never changes.

Identity and time

Publication numberOT-2026-000033284 · never reused
Internal UUID01a0ae75-897f-790b-a519-1c12d4e4bd6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033284
StatusPUBLIC

Content hashes

Canonical textaf05919c302cff0a8f2362097fa6246981867c489fc23bd3cc9ae6eed7429e1a
Markdownfbbf1b53d9960d7fcb88d0eaa2dcf5a1b6f055c879d11119b0501e85f8e3aba1
PDF
Publication page95deeaab9b891b848d33d21e299ab5ce933a50d688ce4c047eb8c8fcb4882ecd
Manifeste969cd4c9f115dbd75ffb85734a185d3b413e0aae6cfc13bfcc354e9c8446f29

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
SignatureAmjhSaigs1hAyzjC2lDm91WwH+pMhYQstpolEthIOBacNQmD+VFqnUfEaY50bNNTjNzKBHlScKAY1JvKE/NJDg==
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

2026-09-17T11:32:01.600245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033284
observed 95deeaab9b891b848d33d21e299ab5ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:01.581912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033284/manifest.json
observed e969cd4c9f115dbd75ffb85734a185d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:01.563440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033284/publication.md
observed fbbf1b53d9960d7fcb88d0eaa2dcf5a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:01.545387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033284/publication.txt
observed af05919c302cff0a8f2362097fa62469...
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.