OpenTechnical

OT-2026-000025854

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000025854) never changes.

Identity and time

Publication numberOT-2026-000025854 · never reused
Internal UUID01a0ae71-a83e-7062-83c0-69d7e6b3a3ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025854
StatusPUBLIC

Content hashes

Canonical text9a2e208b0a0c5eb10d6481e4fe128799613d06ef9fac93460cc4174595b56d20
Markdownf1a7a249cffcbb08583bbdef19c949124f804cf0252b6a02a90f3cd50aa1e854
PDF
Publication paged05f4a96e83d23ff884cd0d3f1041e324bdca9a09c316bd407cf1d2d5359a979
Manifest142551dd078e5120d429d7e45a5bfffc2f748378586eb4b15d7eab85d604d2b5

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
SignaturefNJiiB1e/VCOfQTyiR8gnyxPbZhVqkMjyrPgooEO7ndvtt1NaZK1Yvekv4DQjBO0FZV/BbZBNGpB3f0zK0CGBQ==
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

2026-09-17T11:46:04.974118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025854
observed d05f4a96e83d23ff884cd0d3f1041e32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.957761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025854/manifest.json
observed 142551dd078e5120d429d7e45a5bfffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.940802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025854/publication.md
observed f1a7a249cffcbb08583bbdef19c94912...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.924511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025854/publication.txt
observed 9a2e208b0a0c5eb10d6481e4fe128799...
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.