OpenTechnical

OT-2026-000047558

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000047558) never changes.

Identity and time

Publication numberOT-2026-000047558 · never reused
Internal UUID01a0ae7f-3e59-7479-9e3c-3192950303de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047558
StatusPUBLIC

Content hashes

Canonical textc8b43949037531d38bc53de310b250bccd06b820b85e6d83eb5fb7537d80e704
Markdown0815e890150f5f3415146f330fcbd33362cd89afb2dde235734f97034251fa79
PDF
Publication pageec4d53c915a90cb93eb084aa3dcdae0eab15bfdb2441e86ed70680ced373fee9
Manifest463a158523e9f41fcbf0bbebfe16d9617eed884d1b2dbb62432ce595199a0930

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
SignatureNOd737PT1pvxd9DlYa1biegYyUjstbdWbgmV3GyVo1VeraWLPMsao36lbwjWnfYHgLSOJIjlYe8GniGHGV5DAQ==
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

2026-09-17T11:06:40.802236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047558
observed ec4d53c915a90cb93eb084aa3dcdae0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:40.784278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047558/manifest.json
observed 463a158523e9f41fcbf0bbebfe16d961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:40.764309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047558/publication.md
observed 0815e890150f5f3415146f330fcbd333...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:40.746762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047558/publication.txt
observed c8b43949037531d38bc53de310b250bc...
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.