OpenTechnical

OT-2026-000093088

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, plant vacuum fed, 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-2026-000093088) never changes.

Identity and time

Publication numberOT-2026-000093088 · never reused
Internal UUID01a0ae9e-0910-701b-af82-210322963602 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093088
StatusPUBLIC

Content hashes

Canonical textfd8a0e827ac9b2ee48838e7101c96a5fc792eb2f3b4216cc8ae8ec9193f1c32d
Markdown9be7429c087c840e9f4699c0031b42e5a9a049c4905e30d4b66de1e84eeac021
PDF
Publication paged834ecac1d9f58ae323acb6721dc76fc96207b934c62c73bb2e7cb86fdb0e1a5
Manifestefdc5a7376eb1492a01f67706536f4e86c3c2c4723cc33c9473bf380c51bcedb

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
SignaturepnsdmHqqWFYbL8zbE+V3xec61fWse8v7aihrwIHEgIoCDha/n/dFgo+snu0ejiUKUsSmO3Rb9xkPYLSYjOQsDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:20.461292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093088
observed d834ecac1d9f58ae323acb6721dc76fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.442019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093088/manifest.json
observed efdc5a7376eb1492a01f67706536f4e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.422860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093088/publication.md
observed 9be7429c087c840e9f4699c0031b42e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:20.405292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093088/publication.txt
observed fd8a0e827ac9b2ee48838e7101c96a5f...
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.