OpenTechnical

OT-2026-000045058

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000045058) never changes.

Identity and time

Publication numberOT-2026-000045058 · never reused
Internal UUID01a0ae7c-f768-76ca-817b-c17fcb2fcacc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045058
StatusPUBLIC

Content hashes

Canonical text32d05b47fc7b637a11d5885bf5f4ed3ad4e6928b330ba2b2eb7a402f2138b041
Markdown9b8aab71854a32eb5e45181cd0f208650b786492847c929f8e180c8bc6ecc757
PDF
Publication pageeef62f2663ae65f8d02266951fdd92d34c6efe165c7c6f6e06919d11e9fb1f13
Manifestb26a1269859e7a4a2a5a291437af61735f2d5c34ac2b62cc930974408a69e2d1

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
SignatureeHlcSXqDElw0/HQYo5M8+OYbGvpVceS01muumdIkKGztFbUxUZZnZ6kFgt26nAcyQevl6xdi48/XcdKOueTmBA==
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

2026-09-17T11:10:05.026988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045058
observed eef62f2663ae65f8d02266951fdd92d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:05.007694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045058/manifest.json
observed b26a1269859e7a4a2a5a291437af6173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.986721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045058/publication.md
observed 9b8aab71854a32eb5e45181cd0f20865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:04.967158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045058/publication.txt
observed 32d05b47fc7b637a11d5885bf5f4ed3a...
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.