OpenTechnical

OT-2026-000039993

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000039993) never changes.

Identity and time

Publication numberOT-2026-000039993 · never reused
Internal UUID01a0ae78-d8d7-7f80-871e-41a5e6396f2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039993
StatusPUBLIC

Content hashes

Canonical text2445003a85ec5250fb6a8004c5f355a4f1e47056b6b4f74acc206e6b457ff3d1
Markdowne5a3a5d56313f9ed0466fb7161f62221e9f9cc29c62fe8aa94e2d822d6b90d39
PDF
Publication page0bd6c560c6b2b18ade01c5c4e3955e72d29446654a9d7a77f912cd202787c421
Manifest91af92321caa7815b4fee099ce1a425459cf12f2fc9bfd9a141c379dcdcd968d

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
Signature6qAv25nrZ/BPDalB2B4myHPbLhtUbqa8oyqgX2q++ZeAHPVOo0ydvpnkddeGOVjUMWtMXtJT6qhIxXZdIlGOBQ==
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

2026-09-17T11:20:19.573218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039993
observed 0bd6c560c6b2b18ade01c5c4e3955e72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.553345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039993/manifest.json
observed 91af92321caa7815b4fee099ce1a4254...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.536353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039993/publication.md
observed e5a3a5d56313f9ed0466fb7161f62221...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:19.517801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039993/publication.txt
observed 2445003a85ec5250fb6a8004c5f355a4...
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.