OpenTechnical

OT-2026-000094286

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000094286) never changes.

Identity and time

Publication numberOT-2026-000094286 · never reused
Internal UUID01a0ae9e-92cd-7449-b6f8-e32ca77d8149 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094286
StatusPUBLIC

Content hashes

Canonical text98d9fcbf6401568116d05ccdeb5a57ffcafab1e15d55c31780ae634a3e1b7a96
Markdown318696e3581d302778e5adb75ca277618e390a1ff4b975751247319814e69cee
PDF
Publication page2179f65835418a47a40f0ea5dd45a371cce5ba6906ae63ba02d2a150ec2b8ad4
Manifest2024a235adf987f2101f0c3cc542e3ff71eb29e72c39891d121c376f86c62a93

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
SignatureNi19yuDi8Zwop6JpNe/+YncZXlONbMSmj6joGLZmJw+JCjFRiqOn4bvcAkZ6BsfMkkcrW6FMxp8FuL5HeVDDBg==
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

2026-09-17T09:38:04.949018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094286
observed 2179f65835418a47a40f0ea5dd45a371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.931449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094286/manifest.json
observed 2024a235adf987f2101f0c3cc542e3ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.905368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094286/publication.md
observed 318696e3581d302778e5adb75ca27761...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.878245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094286/publication.txt
observed 98d9fcbf6401568116d05ccdeb5a57ff...
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.