OpenTechnical

OT-2026-000093646

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000093646) never changes.

Identity and time

Publication numberOT-2026-000093646 · never reused
Internal UUID01a0ae9e-508b-7b2c-b19b-84b2f0a2cf2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093646
StatusPUBLIC

Content hashes

Canonical textef962bc41021fa8e3903c3f992b8ef151e644bf6ad649431235e0538cb222e24
Markdownb126103403d4458fb839f64fe3432f882a66293a636b60845b68a016e85d4dcb
PDF
Publication page5b0bf60ab2178369c947532d6173a6407b0f7505875c2c8adc577e011faf9616
Manifest1ed2cf96c3c89814792dbdab1893ef18d21ddb3f3eb7923c12a9aa76bf1b47e2

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
SignatureN/R+mySlWg891T7w479Js7TwcOnTjY2qe5wMPZ8UYPAkaMH4egKHQFm1RYWEFpPO6SXqoD6tNHuzpCxh6XN7BA==
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

2026-09-17T09:39:42.054853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093646
observed 5b0bf60ab2178369c947532d6173a640...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:42.036702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093646/manifest.json
observed 1ed2cf96c3c89814792dbdab1893ef18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:42.020114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093646/publication.md
observed b126103403d4458fb839f64fe3432f88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:42.003298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093646/publication.txt
observed ef962bc41021fa8e3903c3f992b8ef15...
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.