OpenTechnical

OT-2026-000039882

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000039882) never changes.

Identity and time

Publication numberOT-2026-000039882 · never reused
Internal UUID01a0ae78-d8d6-71da-9e1d-9b06882717e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039882
StatusPUBLIC

Content hashes

Canonical text22a2303ac778b2161ec65ca1fcbd999f6c23c2c65e6e3b9a05f00d0bb0cd3e55
Markdown13595bde37f1475b65deeee21309e45c42c07a1e4df8ef03ced4696de1c7a9e0
PDF
Publication page4f575d19a3c29dce7c0edae4f9bc788cc591186565602cdca0c9f8b9fdeb8fc3
Manifest1f72fb86fec7f990c02a32234fef91130c7eab9e06a97663fda96e25049c2d43

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
Signature0EVGnAFxsK+OjG5ioneaW9Pj1rCo4g96WuPSvrrINUp5ItatOb+VCC6qjeg8tsWIKollwA6aGgrI+9Tefm+aDw==
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

2026-09-17T11:20:09.992585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039882
observed 4f575d19a3c29dce7c0edae4f9bc788c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.970088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039882/manifest.json
observed 1f72fb86fec7f990c02a32234fef9113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.949391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039882/publication.md
observed 13595bde37f1475b65deeee21309e45c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.930251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039882/publication.txt
observed 22a2303ac778b2161ec65ca1fcbd999f...
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.