OpenTechnical

OT-2026-000072372

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000072372) never changes.

Identity and time

Publication numberOT-2026-000072372 · never reused
Internal UUID01a0ae92-47c3-7494-b115-a5a6a0599441 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072372
StatusPUBLIC

Content hashes

Canonical text3b8e698fd6ffca1a4fb91bf83bced5157dc4d998578db50649d8c2b343fa4576
Markdownf7a2e9b4ecdfcfde3fe70de03e6785c1edbc807f32fa43fa16f1b8ad6fc6f491
PDF
Publication pageb5717b4161f334a3be2b587f7849becda76d07381f09dfc4047ab388a3a133f7
Manifeste9ae11b5e3fe3c9d722aee2132b9b7853fafcc2c0288f199d05837423ab944b4

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
SignatureohlCH3ynXzPwDsVTA7K1qYFkchnQWIEShcMUAhOcpoTqVJAcGchuj4/jgrvsPnsZ6Ii8sHx90ZI/LJSXeuOABg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:23:36.546312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072372
observed b5717b4161f334a3be2b587f7849becd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.527800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072372/manifest.json
observed e9ae11b5e3fe3c9d722aee2132b9b785...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.509559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072372/publication.md
observed f7a2e9b4ecdfcfde3fe70de03e6785c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:36.492641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072372/publication.txt
observed 3b8e698fd6ffca1a4fb91bf83bced515...
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.