OpenTechnical

OT-2026-000054333

Publication integrity record

Four cup vacuum gripper, four 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-2026-000054333) never changes.

Identity and time

Publication numberOT-2026-000054333 · never reused
Internal UUID01a0ae85-b3a9-7cc1-a220-3937a53ca97b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054333
StatusPUBLIC

Content hashes

Canonical textd119fa083e8f860c2c22d0582dea674c9d7ce6c5fb13312575a3909ca5248626
Markdown0fd883333a78c7dffc98d2970594ad5954d7099dd0161ee44a67f2e54c4c1835
PDF
Publication page60f3f32b3e905921c868c6da3bede996f8cc2876c03625b77209eb88a2693f90
Manifestbc43a6cb10721e1b8fe324325eccc017a98bde0777e8fd85d56192d61c79beef

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
Signature49Yt/PaoKZbKOo2jA8wI0Egx4L3E4Ag3rWBE4Zt8VqNJugIaj3Yokx+7ph9DEWYpvKGNDbyP60+Uat4l6FYUDg==
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

2026-09-17T10:54:50.738670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054333
observed 60f3f32b3e905921c868c6da3bede996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:50.719410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054333/manifest.json
observed bc43a6cb10721e1b8fe324325eccc017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:50.700705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054333/publication.md
observed 0fd883333a78c7dffc98d2970594ad59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:50.680431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054333/publication.txt
observed d119fa083e8f860c2c22d0582dea674c...
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.