OpenTechnical

OT-2026-000024885

Publication integrity record

Single cup vacuum gripper, common isolation valve, single 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-2026-000024885) never changes.

Identity and time

Publication numberOT-2026-000024885 · never reused
Internal UUID01a0ae71-2727-74ac-b90d-bba2650154d1 · 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-2026-000024885
StatusPUBLIC

Content hashes

Canonical texte104b5e3366efa2fb2d1af7a4a63e07d84eb25f8057094cad32397d4d77bbe41
Markdown85cee3190efabb6705bd7916a64c1db17f628312903db23f6117991335fe8a8f
PDF
Publication pagec619a4878ad6e7382ac0ff859cdd37ad0669986cdc627155a1e30e5c34120bc4
Manifest132b6bbe226671e09a0a594618368333d5e16ed9e3021a042bdced48a5bc68ac

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
SignatureqKnRmZLLk4Nppb1ati1sWdJ98v6oikr4apOtNLxttXx62K1+PdhE6oip84a6FcZHzZi+2n5/kPSYzR+sgjXrCg==
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

2026-09-17T11:48:12.436563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024885
observed c619a4878ad6e7382ac0ff859cdd37ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.417822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024885/manifest.json
observed 132b6bbe226671e09a0a594618368333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.397439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024885/publication.md
observed 85cee3190efabb6705bd7916a64c1db1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:12.377999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024885/publication.txt
observed e104b5e3366efa2fb2d1af7a4a63e07d...
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.