OpenTechnical

OT-2026-000073702

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000073702) never changes.

Identity and time

Publication numberOT-2026-000073702 · never reused
Internal UUID01a0ae93-2b8d-7557-aad5-53648c7ae415 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:35.679268Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073702
StatusPUBLIC

Content hashes

Canonical text2680d9fdadd5d15e05c25df72b23622b6e2f215b1ac34206cce915ca808471fa
Markdownaa7dfd3fcde0f778ad868233183efe6ce4013ea46b604dca314e6b0a783459de
PDF
Publication pagee80499d159d962b23cc528f77aa49fa60c7bd21914c884f20acddaa582e0d26f
Manifest71013c9c1e55ac987712f2aa8aa140f4b2c11d3e986b7ef28dcc26d33360792a

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
SignatureBoQAoj6QcBJmPJw5VRDWWLeJoYYeL3BukpO8XfwoBkPkymdM5svhU8wajY54iU9JRwegal+KOU15m5bhS35YCw==
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

2026-09-17T10:19:46.119408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073702
observed e80499d159d962b23cc528f77aa49fa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:46.100104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073702/manifest.json
observed 71013c9c1e55ac987712f2aa8aa140f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:46.080889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073702/publication.md
observed aa7dfd3fcde0f778ad868233183efe6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:46.063281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073702/publication.txt
observed 2680d9fdadd5d15e05c25df72b23622b...
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.