OpenTechnical

OT-2026-000056374

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000056374) never changes.

Identity and time

Publication numberOT-2026-000056374 · never reused
Internal UUID01a0ae87-4bd2-77f9-8ef6-edeb0326e406 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056374
StatusPUBLIC

Content hashes

Canonical text472e7e648b3d6cb5aa32d53fa25129d6aa15f6af36e6d7ec1a322a15ff03ff61
Markdownf9c3c632934718a7c02c94b46da33981547cd2fc3e1a2e33f6602975d9335503
PDF
Publication page3cd86506d3ad62055ac187b31744defd15da6673f3f0b91306b52bcc6bab1043
Manifeste1a33383bb855ac2039ed21506c5eead2d903cfd0826de26fe2132108b4d90a8

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
SignaturecBmMY/ThnhPgLV7s6ZDqvb9sUwKDp2bNUchNH0PdY29oMOOfGh5agTDpsqJmBoGqmvCWlsDXGxu5x+JUvkH8BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:53.703887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056374
observed 3cd86506d3ad62055ac187b31744defd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.685575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056374/manifest.json
observed e1a33383bb855ac2039ed21506c5eead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.666615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056374/publication.md
observed f9c3c632934718a7c02c94b46da33981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:53.645911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056374/publication.txt
observed 472e7e648b3d6cb5aa32d53fa25129d6...
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.