OpenTechnical

OT-2026-000019356

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000019356) never changes.

Identity and time

Publication numberOT-2026-000019356 · never reused
Internal UUID01a0ae6e-f392-7939-bc63-0c274548787f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019356
StatusPUBLIC

Content hashes

Canonical texta01aca5f545c3761d3554a8e80ba6aa28b4c9a19d4eeb9ba6742334e74d5ef36
Markdown9214fd09d62e4424e1fc735a84a7c88e953bfb24a1ea780f486177ac33114b9b
PDF
Publication pagefedf64e566cafd35446e0ed2d04c11af6dfd0db087541d9bf003461d7a4847f5
Manifest56a2471414769eff9ab4d85303eb70e50a6ddde24e7ccb3281e4abf42856e95d

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
SignatureqRSDMtq3xlCBFVUSvoLlD9c5mhCwz+pH3nyN6M5xhP5X+1PB25+OS7RaAm01pG2M8TeyvcjOcQkRAuF3Wv+uCg==
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

2026-09-17T11:58:43.565631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019356
observed fedf64e566cafd35446e0ed2d04c11af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:43.547144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019356/manifest.json
observed 56a2471414769eff9ab4d85303eb70e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:43.526442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019356/publication.md
observed 9214fd09d62e4424e1fc735a84a7c88e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:43.507468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019356/publication.txt
observed a01aca5f545c3761d3554a8e80ba6aa2...
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.