OpenTechnical

OT-2026-000045318

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000045318) never changes.

Identity and time

Publication numberOT-2026-000045318 · never reused
Internal UUID01a0ae7c-f76b-7aff-a65f-94f90321b0b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045318
StatusPUBLIC

Content hashes

Canonical text2c37cb2948d7419fbd043167d6ca832b43215ed77df9121f14e3db820754d01a
Markdownf3eeab4f61259ce4f3bd6ad3b6bc5cc3a519a62a61f500a0d5d507edea22344c
PDF
Publication pageaa69c60c97a57524323b4d696bfb97a176c384c4c56069b968f92050e05efe97
Manifest23706d48257903af141ac8b83b526d1ab1ffb1e3b66c4aa37b1b8d09e4d2b311

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
SignaturebfO7tMbHZ6SyaErPzNHJYubm4TwL0fy/MlrnhgEQfVTPIODHy519LPM+IQluJdoFnspzhzv0N4yuRfIrYHn5Ag==
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

2026-09-17T11:10:34.197367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045318
observed aa69c60c97a57524323b4d696bfb97a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.179128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045318/manifest.json
observed 23706d48257903af141ac8b83b526d1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.159106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045318/publication.md
observed f3eeab4f61259ce4f3bd6ad3b6bc5cc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.140624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045318/publication.txt
observed 2c37cb2948d7419fbd043167d6ca832b...
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.