OpenTechnical

OT-2026-000046737

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after 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-2026-000046737) never changes.

Identity and time

Publication numberOT-2026-000046737 · never reused
Internal UUID01a0ae7e-d0f3-7bed-a866-96f06ae20242 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046737
StatusPUBLIC

Content hashes

Canonical textd1191522e333a5a552a2a5109667f82f4233270f63d223bc621b4767e4acb205
Markdown98c3c7198fdc47b72158c2a1a8c029301190df1e7d01235fd7ace33eccf92bbf
PDF
Publication pagec8b944426c2df00be587c47101a6ddb2f0131644129d55546b94bc116f8a3f0a
Manifest1a8806b75513d4c74c003cf0176cc11334180f2eed3e6849e575a1a2f5b18ed0

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
Signature9Q6xGYXr2JASAOgnkJQiDW4wO3nQM3oVOybSQk0HvBsRxok3SCiqjxaR657DH+c1G0OjpusC0o+X2Tw77EMfDA==
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

2026-09-17T11:06:47.915829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046737
observed c8b944426c2df00be587c47101a6ddb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.898205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046737/manifest.json
observed 1a8806b75513d4c74c003cf0176cc113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.879579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046737/publication.md
observed 98c3c7198fdc47b72158c2a1a8c02930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.861346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046737/publication.txt
observed d1191522e333a5a552a2a5109667f82f...
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.