OpenTechnical

OT-2026-000033092

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000033092) never changes.

Identity and time

Publication numberOT-2026-000033092 · never reused
Internal UUID01a0ae75-4844-7981-ac4b-08ed8230d28c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033092
StatusPUBLIC

Content hashes

Canonical text70efa4e5ffa9c96823315b22a35786e70ab5ab7d7bd2a54e3ab766bb7e1603e9
Markdown33a77c9d541b2d1e591ca1730064438d16eff830183868e5977a51f82b78e0c7
PDF
Publication pagec476281c5c1cc9b05679b3f7398f989f09ed51b9ed36ee8e95cc87bc3e32b9c7
Manifest31b312e91aff620a55b33085d3bbfc917f041244f6133949ade93dfce3355d52

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
SignatureScUq0CCcexEEkPZMICySS63HjlEkd+2ZnEO5BR7/USVj4kv0M/R6aP0v7W5ejfPveipfw36tqDy4rXkMoBy2CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:44.545016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033092
observed c476281c5c1cc9b05679b3f7398f989f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.529261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033092/manifest.json
observed 31b312e91aff620a55b33085d3bbfc91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.513771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033092/publication.md
observed 33a77c9d541b2d1e591ca1730064438d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:44.497267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033092/publication.txt
observed 70efa4e5ffa9c96823315b22a35786e7...
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.