OpenTechnical

OT-2026-000040034

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000040034) never changes.

Identity and time

Publication numberOT-2026-000040034 · never reused
Internal UUID01a0ae79-26fc-7c59-819f-870ce5ed5a02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040034
StatusPUBLIC

Content hashes

Canonical text40701c5f539f6d9b94ef015bbb76775d17b751f533c0c93c9e071087deea493c
Markdowna48534f5e1391e479fa0e7c8028d28ed52dde5842c25a1a0fcad405fd26c074e
PDF
Publication page31953a6e1aadbe70e51ff9de1f2a00283e3d49c62ce7badbeb6f4ec5c79c3bbb
Manifest213deb4aea2c15d5a39fa7f99e9ed07ca6948b66180caa177c8833bf985ea4ea

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
SignatureBrVr+PBmWISMqaQEvXtXkV+D+7dXR4zFgIalzRGQGPNdyAGCnxX8II+1qZaC99s0aZrfGdNKsqU0ECmAOEUTAw==
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

2026-09-17T11:20:34.226812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040034
observed 31953a6e1aadbe70e51ff9de1f2a0028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.209198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040034/manifest.json
observed 213deb4aea2c15d5a39fa7f99e9ed07c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.192605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040034/publication.md
observed a48534f5e1391e479fa0e7c8028d28ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:34.174754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040034/publication.txt
observed 40701c5f539f6d9b94ef015bbb76775d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.162024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040034
observed 31953a6e1aadbe70e51ff9de1f2a0028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.144392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040034/manifest.json
observed 213deb4aea2c15d5a39fa7f99e9ed07c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.127985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040034/publication.md
observed a48534f5e1391e479fa0e7c8028d28ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:52.110910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040034/publication.txt
observed 40701c5f539f6d9b94ef015bbb76775d...
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.