OpenTechnical

OT-2026-000066789

Publication integrity record

Three cup vacuum gripper, three 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-2026-000066789) never changes.

Identity and time

Publication numberOT-2026-000066789 · never reused
Internal UUID01a0ae8e-ce43-7add-aa64-eda93ea1f5c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066789
StatusPUBLIC

Content hashes

Canonical text6156c44cd299276a9e84e69e0ebda2e460bb04acabd414a1a47a94b3c98d9456
Markdownc001700a02c2b6c5c13a51e9319ea576b5114a08881d2c0d9883c5a4f7534a32
PDF
Publication pageadd1b713012a1fa53303302321e1ec6f9d04ae548a969973375bff2bf65f6233
Manifest35ad51cb3fc2643b33e40ef3057c9e4880f1807c8612f9bac2bca5ae614d726d

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
Signature9t8CDaPZR5cMUjLw+duL4V+fPVrQHbdl+Nig11k/gH9vmx7gj7zYLe6O8OP8gFq3W/BRMTDh0JBF1Z3l+PVECw==
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

2026-09-17T10:33:12.768856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066789
observed add1b713012a1fa53303302321e1ec6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:12.750957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066789/manifest.json
observed 35ad51cb3fc2643b33e40ef3057c9e48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:12.733030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066789/publication.md
observed c001700a02c2b6c5c13a51e9319ea576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:12.714714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066789/publication.txt
observed 6156c44cd299276a9e84e69e0ebda2e4...
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.