OpenTechnical

OT-2026-000015246

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single 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-2026-000015246) never changes.

Identity and time

Publication numberOT-2026-000015246 · never reused
Internal UUID01a0ae6d-ef48-78b0-8e64-b1fbb536e0db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015246
StatusPUBLIC

Content hashes

Canonical texte386428df58331505a95324f2543632dbbcc68c7d15954d66b175122a54d47b7
Markdown5cc44556cd6d842b7533bf8b1c85dec7e1fa0cdf9d452c977750ed39303af336
PDF
Publication page0173ecd4172494aece4ff3054edc2a6261c813119cdc5bca6a83a96a6ecf164b
Manifest23014005b028c574f62681c138163cd2bf1146df13cc5b07b46196b6f2d7671d

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
SignatureYDfw/liv4s1eUk6gfGINUEvsSGJeXRrtQ3f/o8HNs9XLjlnbePZP4jwFv6mrSEWrj/RwFsQDbJNtW+J1amU3Dw==
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

2026-09-17T12:05:53.580203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015246
observed 0173ecd4172494aece4ff3054edc2a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:53.560301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015246/manifest.json
observed 23014005b028c574f62681c138163cd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:53.538088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015246/publication.md
observed 5cc44556cd6d842b7533bf8b1c85dec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:53.518105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015246/publication.txt
observed e386428df58331505a95324f2543632d...
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.