OpenTechnical

OT-2026-000056958

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-2026-000056958) never changes.

Identity and time

Publication numberOT-2026-000056958 · never reused
Internal UUID01a0ae87-7af9-726b-994b-8cca798878d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056958
StatusPUBLIC

Content hashes

Canonical texte36f4e55c15cf0ecab0f5c297be808b282e02e83713f061a2d6bb04d543a8984
Markdown0b521ce39b2bc61f86826fac09ac1c59b36cc836e8c63ad26ae814037237a3e8
PDF
Publication page7cf65d05df523223ce5ca521a030900d8c79672556eba935950d8c97f3ce2136
Manifestb455558c17fdbdf618b98c27d6f75a54e38ab6426e12f7b7868fbe5d60730fee

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
SignatureX+rRWk8hQsai3PqSMAHmWoIruN9QW6tz+nU4RVE3/dyLpFHjSplJetunU1Yn7aEWMfI/ukAyIUo5RVPGoc/dCw==
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

2026-09-17T10:50:30.758115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056958
observed 7cf65d05df523223ce5ca521a030900d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.741993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056958/manifest.json
observed b455558c17fdbdf618b98c27d6f75a54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.722698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056958/publication.md
observed 0b521ce39b2bc61f86826fac09ac1c59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.704741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056958/publication.txt
observed e36f4e55c15cf0ecab0f5c297be808b2...
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.