OpenTechnical

OT-2026-000025397

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000025397) never changes.

Identity and time

Publication numberOT-2026-000025397 · never reused
Internal UUID01a0ae71-5fa7-7b2e-b058-a36571b02cda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025397
StatusPUBLIC

Content hashes

Canonical text0d50c03498d4b4b94b16f147a15e9fb9e2337553f8db89fa947a241ec835fbaf
Markdownbb58c22e34f9663a5543f64a024b7ba2c9c56aa4ccf23baaa11a99c772dc01bd
PDF
Publication page0cc92120f8730256f9274d599daca06db71b03b4d7aff95581279a49dda82898
Manifest29af1710b1057771e0eae66d81edb6e5f14e88e8137217170867067b8980214f

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
Signatureq7C9rd+u7cPNk25Q9n7qbdL7IZQwb1qNIB/lK4MnGqFPRoRzeiXCd1mQsbB/jIrkZs0r+RK712p6JZGW4IAzDA==
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

2026-09-17T11:47:27.894635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025397
observed 0cc92120f8730256f9274d599daca06d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:27.877088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025397/manifest.json
observed 29af1710b1057771e0eae66d81edb6e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:27.860088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025397/publication.md
observed bb58c22e34f9663a5543f64a024b7ba2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:27.842098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025397/publication.txt
observed 0d50c03498d4b4b94b16f147a15e9fb9...
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.