OpenTechnical

OT-2026-000044148

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000044148) never changes.

Identity and time

Publication numberOT-2026-000044148 · never reused
Internal UUID01a0ae7b-d67b-7af5-8815-431168f63b97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044148
StatusPUBLIC

Content hashes

Canonical text260a30ed2d6e32bdbc63aef3702d40c89859a9fabc24891cbca4f5c35749a970
Markdown8a38007d92b8ce52fe961bee3731a4cd4e0b7bb03998c4628056e17c60b444ed
PDF
Publication page3760313202b5c40c23f78ec996c4136a4873d3d4cbc9abda26010a24d7f53226
Manifeste177a9c15896465f9b7d91f81b16281d9c26cfe1e65271ea6784002e71a2925b

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
Signature+7fnUh02KudRReDUA6337tb/7ywzBfelG5l3JlZz4D536ubJiwOLM3oZnrl9FJrq+REgMUDjurOfoQOCvgy2Cw==
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

2026-09-17T11:12:34.334610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044148
observed 3760313202b5c40c23f78ec996c4136a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:34.316059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044148/manifest.json
observed e177a9c15896465f9b7d91f81b16281d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:34.295510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044148/publication.md
observed 8a38007d92b8ce52fe961bee3731a4cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:34.275854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044148/publication.txt
observed 260a30ed2d6e32bdbc63aef3702d40c8...
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.