OpenTechnical

OT-2026-000025039

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000025039) never changes.

Identity and time

Publication numberOT-2026-000025039 · never reused
Internal UUID01a0ae71-2728-7859-bd4a-ddef992c6768 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025039
StatusPUBLIC

Content hashes

Canonical text5f529a72e2492b65a6ff05d26906e373a2dca36de1fda5515ddb08625faae08d
Markdown9b33512119a483735487dc168b85d9d0071d95e60eed531c71e64f514c436e5a
PDF
Publication page91ae94da58df42de14c4695695230f11a14953202c26d179dc2fbbed4eb5f41a
Manifeste7ab0975f6ed6eabb21a3e1e63604682f4288c199b0f87b740b50cbde3a5156d

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
Signaturec0PrwTMX4PIrrPUc6UzkkqqjE2gPIQF7NAD3TeSKAI8HJcYeMbaMclkh0018akp1QUpYqT9WxrOECaqDoSw6Cg==
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

2026-09-17T11:48:26.647113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025039
observed 91ae94da58df42de14c4695695230f11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.629458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025039/manifest.json
observed e7ab0975f6ed6eabb21a3e1e63604682...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.611189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025039/publication.md
observed 9b33512119a483735487dc168b85d9d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.594108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025039/publication.txt
observed 5f529a72e2492b65a6ff05d26906e373...
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.