OpenTechnical

OT-2026-000100429

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000100429) never changes.

Identity and time

Publication numberOT-2026-000100429 · never reused
Internal UUID01a0aea3-66ef-7748-b2e0-90319f9c8f35 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100429
StatusPUBLIC

Content hashes

Canonical texte40f0b5eae4255771ae76b8baea3eb7e7bd54757fe02f8ace3ef75e9f4442b7d
Markdown7190dbd18dce7cb423e29963406ff4c431584b7f6ff1094df69e0c2ca59a8e32
PDF
Publication page3ac8168e5792842ed2d51e52b24374025b2b34d3ff0554bb8ddfecd38475aacf
Manifest785ac1360e9e4079277d4f0fc4057a8dd54be340133f2daae6e5bd1ee0f0fa2c

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
SignaturehEmOTGF2BR6aDfhsKDvA2PuW8d/pimjaMkKzji1QcPawGdLrfZU9rCd9IOWgUIAOYgdG9gHgoVp/xbQjcsToCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:10.257743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100429
observed 3ac8168e5792842ed2d51e52b2437402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:10.240358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100429/manifest.json
observed 785ac1360e9e4079277d4f0fc4057a8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:10.222231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100429/publication.md
observed 7190dbd18dce7cb423e29963406ff4c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:10.205337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100429/publication.txt
observed e40f0b5eae4255771ae76b8baea3eb7e...
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.