OpenTechnical

OT-2026-000024429

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000024429) never changes.

Identity and time

Publication numberOT-2026-000024429 · never reused
Internal UUID01a0ae70-e8ca-7c42-a3aa-eca59c99efd5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024429
StatusPUBLIC

Content hashes

Canonical text44c900d841f9a06b65c5742a9598d635580d20af6e7c81cc978fc3137b5f5a3a
Markdown3bb08ee8799326152da3e50931d83eeda6f9479bc27aaabaea28973f8e7e8431
PDF
Publication page828b1b8d0b6a16d294277e19d58da1ef70385cdc18893098c593945109dee4cd
Manifest9b634d370329b18e07d8f6769b64a9b6fa38a3417464d863273cfa585a65c280

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
SignatureYgxi70CCqlO57sUWpNMxqJZBRtu2omKinwCtfMr/khSAsd/hkcCeAp0yxf2jp2Ordo6Qy8HaLgykXtGRg1QMAg==
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

2026-09-17T11:50:19.097738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024429
observed 828b1b8d0b6a16d294277e19d58da1ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:19.073542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024429/manifest.json
observed 9b634d370329b18e07d8f6769b64a9b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:19.050979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024429/publication.md
observed 3bb08ee8799326152da3e50931d83eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:19.025256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024429/publication.txt
observed 44c900d841f9a06b65c5742a9598d635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:34.028447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024429
observed 828b1b8d0b6a16d294277e19d58da1ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:34.009722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024429/manifest.json
observed 9b634d370329b18e07d8f6769b64a9b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:33.980531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024429/publication.md
observed 3bb08ee8799326152da3e50931d83eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:33.959076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024429/publication.txt
observed 44c900d841f9a06b65c5742a9598d635...
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.