OpenTechnical

OT-2026-000024722

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum 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-2026-000024722) never changes.

Identity and time

Publication numberOT-2026-000024722 · never reused
Internal UUID01a0ae71-2726-7c34-9c10-5b771410b4ab · 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-2026-000024722
StatusPUBLIC

Content hashes

Canonical text7caa31a743b12f97b548f3f2b1c931ae3f27c6ceca42df7b28da04caafa73901
Markdown181624cfe7fa2285b18a8f243e4ebeb71274106901bccb570807f2d52c429d30
PDF
Publication page55c3032aacb893eb990d155453fd9e02a9857db25021e622c40a404be6e7885f
Manifest83726731e151a0ab6ca5686c166ce8fda0a09d8f4f6c4d59791570dd2c0c5971

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
SignatureXXN/oxHg1my2WY5lW5M8OkigVB9ihxWV9990Kyg8Ubgsm5vPK+IsVv3ifJ9skZ4l1WXPGhHJ+oEohvr1geOXAQ==
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

2026-09-17T11:47:58.489330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024722
observed 55c3032aacb893eb990d155453fd9e02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:58.471874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024722/manifest.json
observed 83726731e151a0ab6ca5686c166ce8fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:58.454388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024722/publication.md
observed 181624cfe7fa2285b18a8f243e4ebeb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:58.432083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024722/publication.txt
observed 7caa31a743b12f97b548f3f2b1c931ae...
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.