OpenTechnical

OT-2026-000024035

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, 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-2026-000024035) never changes.

Identity and time

Publication numberOT-2026-000024035 · never reused
Internal UUID01a0ae70-aed7-76eb-b87e-c9ef843136a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024035
StatusPUBLIC

Content hashes

Canonical textf75cd1702078478e3b3bf124a8fe13d70406a9ca2d28a16f4c5bedbbcfcc2259
Markdownffa3a5350a3f4383115d74c5611eb22cc0026f3321916b670fa5e314d1b8068a
PDF
Publication page5a406c54131c9eff049a3ee835c68e53c5b95b91eb20b48de80bbbc23d48619b
Manifest5cc035b346dcf29c6272271dab621c93feed64992498c88913c002eef7ec8bb7

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
SignatureM7h0H77YR8ECr6TKfx2bup3ZkKo1svR82ljuOCVeK8+uj1Ua59Qev5Yx7LJ1nFPE39X820FbjAsBSd6p0nS+BQ==
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

2026-09-17T11:50:49.318647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024035
observed 5a406c54131c9eff049a3ee835c68e53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:49.301135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024035/manifest.json
observed 5cc035b346dcf29c6272271dab621c93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:49.283074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024035/publication.md
observed ffa3a5350a3f4383115d74c5611eb22c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:49.260810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024035/publication.txt
observed f75cd1702078478e3b3bf124a8fe13d7...
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.