OpenTechnical

OT-2026-000102584

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, plant vacuum fed, pulsed 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-2026-000102584) never changes.

Identity and time

Publication numberOT-2026-000102584 · never reused
Internal UUID01a0aea4-858b-7122-a719-b780aec2d0f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102584
StatusPUBLIC

Content hashes

Canonical text7f002265beedea5ef71ffa825a17009319b9b64d565288c28e9abc50d7fbec83
Markdown08d08e7c9fb7c65bbb6a8f75a60374faa41d9c92b1f9cdcbf6141792db3369ec
PDF
Publication page9102376d0c370d603a3e02adf5891a2b4f5bb575d8e2d95bc5f0b67704efb4d4
Manifestd54a9f9f326173f15a7a6033508ddbe0627748b67e85501ae8442228b374d8b0

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
SignaturetBL+i72hW1hjS9IllGsPyU+2tevoizMtBrY5T/jIzz0Stp8+8CTF5nkKKl4QkhmD1mdh8b4J0+NuCHnGDn9zCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:04.269012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102584
observed 9102376d0c370d603a3e02adf5891a2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:04.250260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102584/manifest.json
observed d54a9f9f326173f15a7a6033508ddbe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:04.228600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102584/publication.md
observed 08d08e7c9fb7c65bbb6a8f75a60374fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:04.207655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102584/publication.txt
observed 7f002265beedea5ef71ffa825a170093...
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.