OpenTechnical

OT-2026-000056970

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before 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-2026-000056970) never changes.

Identity and time

Publication numberOT-2026-000056970 · never reused
Internal UUID01a0ae87-d5b5-70c8-bfdc-573982c8fae0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056970
StatusPUBLIC

Content hashes

Canonical textbb5dffb8734c67a1f4f5faa56dd9d239e4f8bd51eab581879b544a1da896fc7d
Markdownd58f80d5ee6cb9cc605dc11e1b0c66d9e84996f579e6fc79e21aa65550c146f1
PDF
Publication page127d36f2ca15e83e796bad7801f12715f82a8d9b0010c8893efd18700d6e1db9
Manifestc7d7758036c4fe08c2e91a5d94bafbe2b1857b6d9e922471e4dae23e882c56ab

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
SignatureqVRItsYUtk95A431u1KnqQHodFWO8K4ORXIyrs2tyn5k/n87abmZ5jZyZabVNitWyhF073PwJXtSdp8R7OiaDw==
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

2026-09-17T10:48:25.890615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056970
observed 127d36f2ca15e83e796bad7801f12715...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:25.872541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056970/manifest.json
observed c7d7758036c4fe08c2e91a5d94bafbe2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:25.854046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056970/publication.md
observed d58f80d5ee6cb9cc605dc11e1b0c66d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:25.833257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056970/publication.txt
observed bb5dffb8734c67a1f4f5faa56dd9d239...
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.