OpenTechnical

OT-2026-000024961

Publication integrity record

Single cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000024961) never changes.

Identity and time

Publication numberOT-2026-000024961 · never reused
Internal UUID01a0ae71-2728-7ed3-992e-167e666e6b02 · 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-2026-000024961
StatusPUBLIC

Content hashes

Canonical text5698c2b66dce7af883e54c88d7a1f918091568b32c6e2c5dd44ec01d48c0760e
Markdownbd736bef3ded5cdf845c412ae1d1cf99bb8d8ec1f048b4fb929a966facb239fa
PDF
Publication pageb892e86f490cbe1fb58ecf1929a0ffb8739552f9e50708228044364fc9ce6b59
Manifest7548d93c2c7bc6bca9bc36c47c0143e69bb9988aaac601268cf33620bac16c77

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
Signaturewci5XmvY2eQpCDBcwzRlQ6oCRfCRm6kJSN3tjXMQAGso3twWuXQ7s2/hqpOIJu4pqPpgmuvIOBJ+Uq9+TOHFAw==
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

2026-09-17T11:48:18.742444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024961
observed b892e86f490cbe1fb58ecf1929a0ffb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:18.725009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024961/manifest.json
observed 7548d93c2c7bc6bca9bc36c47c0143e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:18.705640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024961/publication.md
observed bd736bef3ded5cdf845c412ae1d1cf99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:18.690179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024961/publication.txt
observed 5698c2b66dce7af883e54c88d7a1f918...
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.