OpenTechnical

OT-2026-000015794

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000015794) never changes.

Identity and time

Publication numberOT-2026-000015794 · never reused
Internal UUID01a0ae6e-0c4c-710b-bd6c-25fa8b7f501a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015794
StatusPUBLIC

Content hashes

Canonical textc6aaefe1541ba6f086aef16634fc38efd4b97ae422bc73120ad551d7bcb4a0b9
Markdowna51253d5685d3a947bd9e2faeaf2159c01b52abedab2dbf0c763a2215f781531
PDF
Publication page2653367410e5b0a50525efdf9bb0a455accf5007b70bef32ab113e5a874cedb4
Manifest6c6575153ba5cc54eb71f5e5d627226ff1c53aa6077235133e1f8f73e98f40b6

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
SignaturelKYlF7MciJWAdSZ5Dr272PnUiMqJbPLBqE8Zu2aEfLzIBw61wn/hTnouwiDbSWYB7wzGSAvoo+XtaolfQapeAg==
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

2026-09-17T12:05:05.988467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015794
observed 2653367410e5b0a50525efdf9bb0a455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.971046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015794/manifest.json
observed 6c6575153ba5cc54eb71f5e5d627226f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.954328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015794/publication.md
observed a51253d5685d3a947bd9e2faeaf2159c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.933720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015794/publication.txt
observed c6aaefe1541ba6f086aef16634fc38ef...
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.