OpenTechnical

OT-2026-000013024

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, pulsed 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-2026-000013024) never changes.

Identity and time

Publication numberOT-2026-000013024 · never reused
Internal UUID01a0ae6d-5564-7e7f-865e-9f77fd4747fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013024
StatusPUBLIC

Content hashes

Canonical text147f9a9a2f1af0cb98293808093e25a0c435434aa37a52a43872ff7b48c24a1e
Markdown6887b29399697a0f2ff8cf4513f3c9b3d1e8500ae84410e92fb8d1ec914e5d96
PDF
Publication pagec55eacf166095f70b184fa565fa0e761243043f8146d7888a15d72a8e72c5ef3
Manifest0f1b4c7647da93328a381a1432fbb8b1e738a28e25e580c4c49b34e8abeeaa88

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
SignaturePNxDGuSdbMb34wW03K913VGGG3T9NTZ5qx5uTBqH15NSknzl//ylw8xs/TSOm0mz6oWB8aN1o/IZbzB72znzBA==
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

2026-09-17T12:10:51.026714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013024
observed c55eacf166095f70b184fa565fa0e761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:51.007569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013024/manifest.json
observed 0f1b4c7647da93328a381a1432fbb8b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:50.989272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013024/publication.md
observed 6887b29399697a0f2ff8cf4513f3c9b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:50.968346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013024/publication.txt
observed 147f9a9a2f1af0cb98293808093e25a0...
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.