OpenTechnical

OT-2026-000025012

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000025012) never changes.

Identity and time

Publication numberOT-2026-000025012 · never reused
Internal UUID01a0ae71-2728-7d01-9c4f-d1c18cd729ce · 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-2026-000025012
StatusPUBLIC

Content hashes

Canonical text231b9cbfaeeb07f04bb6394f22032c223bae6a22adef20edf23cfa51c1029afa
Markdowna3f31d5c5042068a12a18f764cb7363dfee72ccdbc229a834dd9822f9999f8e1
PDF
Publication pagef74bf34a9ea32d78412e9a8a1fb7afc7d854e2a2cf7658f28e7183786130e249
Manifest193b8cf55bee63b3ef3fe9c09d44125aefaab116ed03ec0c9c75be8c8de74cf3

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
SignatureUZEj5k5Omdi8M3GNUo02U4kHXsVe5CzxXt1X8UGeG2DFBUP6llVl70r2pt2JBDbXKT9T2z0HED2VFFUt8jdiAw==
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

2026-09-17T11:48:24.721754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025012
observed f74bf34a9ea32d78412e9a8a1fb7afc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.702031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025012/manifest.json
observed 193b8cf55bee63b3ef3fe9c09d44125a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.683604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025012/publication.md
observed a3f31d5c5042068a12a18f764cb7363d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:24.665380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025012/publication.txt
observed 231b9cbfaeeb07f04bb6394f22032c22...
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.