OpenTechnical

OT-2026-000056382

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-2026-000056382) never changes.

Identity and time

Publication numberOT-2026-000056382 · never reused
Internal UUID01a0ae87-4bd2-75fa-97f4-c625767bcdf1 · 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-2026-000056382
StatusPUBLIC

Content hashes

Canonical text9de34da9fe1030d1e49e82ea743e539c2c56a3af76e777b656c3bd2fddb6ecd4
Markdowne0e16c73a63fa25d44908fee7690d14115ac82cb4b588a5fa5c04378ef356594
PDF
Publication page45e2692fb5195dfb70f60225ae6914d3cfcde3289867201c226c242002150f6a
Manifest284096f0dc78b2826b8c9a76e154be4dc3bbf346893f295d4063ea8b54ab746d

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
SignatureSE/3weTBtBPaVoJ/gfWO2/iqZDbm6lsZBDyYEmqDqDkzStji2bhES/7WaNIk/cT9CW2HWI+jTGg7cvXy7kCWDA==
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

2026-09-17T10:50:54.241371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056382
observed 45e2692fb5195dfb70f60225ae6914d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:54.221821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056382/manifest.json
observed 284096f0dc78b2826b8c9a76e154be4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:54.203748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056382/publication.md
observed e0e16c73a63fa25d44908fee7690d141...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:54.185444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056382/publication.txt
observed 9de34da9fe1030d1e49e82ea743e539c...
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.