OpenTechnical

OT-2026-000027738

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000027738) never changes.

Identity and time

Publication numberOT-2026-000027738 · never reused
Internal UUID01a0ae72-699a-7236-b692-d5837b5adecb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027738
StatusPUBLIC

Content hashes

Canonical textbe55a72fa96a8f65dd2fac883ae89e8610df19c56a58240bebc7cee8b4fc666c
Markdowneb4887468acf0f13e837902dc1c510163ac4e266dadb69504adf2d098ffc3198
PDF
Publication pagea6e94818ae6b9cfbf5a9c641a8332ba54b0171ecb0918d1f6999d1b699bda4c3
Manifesteab9b98bd33919f332cb0f4fed9901a7c91057cbc7be3ea7d457f44db9710517

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
SignatureGH6qw5pd15ash1qSXMWsGp2LfsS/tYF+1M3BqBJgOSyiPIO/iRNpx+CUsnAZUXnPW/seGAfU3uj5QJD4F0mSBw==
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

2026-09-17T11:43:17.871167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027738
observed a6e94818ae6b9cfbf5a9c641a8332ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.854595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027738/manifest.json
observed eab9b98bd33919f332cb0f4fed9901a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.834500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027738/publication.md
observed eb4887468acf0f13e837902dc1c51016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:17.814693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027738/publication.txt
observed be55a72fa96a8f65dd2fac883ae89e86...
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.