OpenTechnical

OT-2026-000064924

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000064924) never changes.

Identity and time

Publication numberOT-2026-000064924 · never reused
Internal UUID01a0ae8d-debd-77f4-802f-7e696fe1addb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064924
StatusPUBLIC

Content hashes

Canonical text51a7089565cdbbed06c1e2f0e9607fff40af0d624396c7e4335da4b1dd16a91b
Markdownaf0c5c5d7e5b83d3a3f0b7a9e2ab2215505360c7ef2db80ed45febfd27eff0c1
PDF
Publication pagefa5c10bb753eba9aae861bf5107c74cabf765e34ed67fa4bcb001bb5221c5e87
Manifest74328ffc7fc0a29043154d994f4877b41ff2403534a6d42fb97b6e38c8453a85

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
SignaturerU8Fq22zGgmuVdUeRIchdK137QMYm48jB3JZ7mdVjHN+PmPBSmyC9dbQ+jvoYZ8WOuog6P+H9LmDx9MvNcxxAg==
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

2026-09-17T10:35:51.564313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064924
observed fa5c10bb753eba9aae861bf5107c74ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:51.548758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064924/manifest.json
observed 74328ffc7fc0a29043154d994f4877b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:51.531242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064924/publication.md
observed af0c5c5d7e5b83d3a3f0b7a9e2ab2215...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:51.513595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064924/publication.txt
observed 51a7089565cdbbed06c1e2f0e9607fff...
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.