OpenTechnical

OT-2026-000083184

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000083184) never changes.

Identity and time

Publication numberOT-2026-000083184 · never reused
Internal UUID01a0ae97-c963-79fe-a192-b51753d6dcf7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083184
StatusPUBLIC

Content hashes

Canonical textf31c96ee9058e71cac23c3ef02acc7d6d5ba37bc9466f28f4f55533c09903f17
Markdownb4a96ee1e996ff90607e9a69abd2e05182e79bde9092ec05f34d6966317a2992
PDF
Publication page8a96e4fdeb3b4a5393567ba9249b14aaaefe8fd850b37577ad2fdf75ece4ad2c
Manifest1b466c2c25b88edf6dbd0901413d14723510356d965236a52413b470af7b8ed4

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
SignatureyxDCgnJFg2kdlNCsR9BuCdqH34RdhtVAPvCABywFKY5Kw5ylh3HUbJLulMACkxQrPWpI5v+IbBv+vIdaAenjAQ==
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

2026-09-17T09:00:59.863103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083184
observed 8a96e4fdeb3b4a5393567ba9249b14aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:59.846142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083184/manifest.json
observed 1b466c2c25b88edf6dbd0901413d1472...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:59.826970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083184/publication.md
observed b4a96ee1e996ff90607e9a69abd2e051...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:59.807282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083184/publication.txt
observed f31c96ee9058e71cac23c3ef02acc7d6...
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.