OpenTechnical

OT-2026-000029682

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained 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-2026-000029682) never changes.

Identity and time

Publication numberOT-2026-000029682 · never reused
Internal UUID01a0ae73-5e23-74be-8bdb-d115296dc634 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029682
StatusPUBLIC

Content hashes

Canonical text11c9bf13c7fabf5a9b825c16063e3c5189f54e1fdd03c95fc04afc2c254cddbe
Markdowndcb7f2d58ad4a2b5c7be127c347295549d26b29e2cf3cacaad33179770d0fae1
PDF
Publication paged6451578adb46cb60ddef5a325a606b3cb4f32c1d8e7a75db63b53e708972b01
Manifest7c7dd6ca78e004e2d34de208bbf9ad8926807ecdbe4de4e9416515b942e3e0fa

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
SignatureWGbGHrb/+WfdTt8HAAfOPutgtlO7BwYQ0UHBnqFGnhR3wRA8gfSk8vacW43sCOe774GG0vcgRHczyjsewrp4Bw==
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

2026-09-17T11:39:24.325846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029682
observed d6451578adb46cb60ddef5a325a606b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:24.305186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029682/manifest.json
observed 7c7dd6ca78e004e2d34de208bbf9ad89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:24.288789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029682/publication.md
observed dcb7f2d58ad4a2b5c7be127c34729554...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:24.271860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029682/publication.txt
observed 11c9bf13c7fabf5a9b825c16063e3c51...
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.