OpenTechnical

OT-2026-000062760

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down

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-2026-000062760) never changes.

Identity and time

Publication numberOT-2026-000062760 · never reused
Internal UUID01a0ae8c-6389-765d-a29d-11aaffa5d6ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062760
StatusPUBLIC

Content hashes

Canonical text8525948260891c55c83fb77e688134fc75c4970fca2f182eae92f84acf50515f
Markdowndf6b060b70e3efbfc59ac1e74feae7776da60fb253183c4c88bfa6d8f1d01b4f
PDF
Publication page49f8a9b637b5bb91a9a1ad7af24f069ff1eae961bed02c4363ed15c295c57a29
Manifeste6131e289674d5faad905f853d67dd15fc3c14c7da30c498cb3367b9eb7d786b

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
SignatureeVKx22NiyeUCbyyiqSzlrJfOR8Pz5bf+4HsiFC6uQXW/px9RbO8tKGrmjJ0cXxp0AmYGzBNs8qXtabqFeQXHBQ==
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

2026-09-17T10:39:20.579051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062760
observed 49f8a9b637b5bb91a9a1ad7af24f069f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.561487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062760/manifest.json
observed e6131e289674d5faad905f853d67dd15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.544430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062760/publication.md
observed df6b060b70e3efbfc59ac1e74feae777...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.524729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062760/publication.txt
observed 8525948260891c55c83fb77e688134fc...
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.