OpenTechnical

OT-2026-000067045

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000067045) never changes.

Identity and time

Publication numberOT-2026-000067045 · never reused
Internal UUID01a0ae8f-14fe-7fbe-96d6-a14fcafdea9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067045
StatusPUBLIC

Content hashes

Canonical text36c1ffb26f157e8462fec7afa7ad02338158da1e88b4b85895bce6fdb75952d6
Markdown629c070e5baa7d443fd70c068f3aec36958761cd41d3e9d491e1bf3e6e18b4da
PDF
Publication page1e81ab9c6ea7c7b9a544a73559056c8dda0b295530232142ad05658187fd822c
Manifest7d97edc6369541ae82c3edcc608e76a122172dcb58ec1d071dcb5ae2d06e7ce4

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
SignatureKR4ccC7nGRXSfoUINwhVBJVn7bOCWEscjrC76aKDQ/hsVa+ODepA+dzw1TuQ1m3sStL54pOcHMb33l5lWeJHBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:17.937302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067045
observed 1e81ab9c6ea7c7b9a544a73559056c8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:17.909597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067045/manifest.json
observed 7d97edc6369541ae82c3edcc608e76a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:17.888688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067045/publication.md
observed 629c070e5baa7d443fd70c068f3aec36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:17.870477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067045/publication.txt
observed 36c1ffb26f157e8462fec7afa7ad0233...
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.