OpenTechnical

OT-2026-000103336

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pulsed 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-2026-000103336) never changes.

Identity and time

Publication numberOT-2026-000103336 · never reused
Internal UUID01a0aea4-be3f-7fdf-9967-32d75cb4278a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103336
StatusPUBLIC

Content hashes

Canonical text95cb98831c9efa13e36e930488d9f46afe8995756dc3872c22776bbcdb6e286f
Markdown2ff89b16bcb606f5bd41823678997d82cf7e53abee3a6ff825be9019f66a340e
PDF
Publication pagecde88c04a6172a5f99e456c6711d0963bdd742c0279f64c3233674ae34ddc7da
Manifestf082e391c83ed3c42ca3ff88995f1447dba5a2de24c9f5a2de96e605eb6b1d73

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
SignatureIiSFDeBtd/kQqucdMh9iIPOK8erzyLkzKdmE2oEX9VO7YKLTa5YN5dugwOvWPMGzebzhs6swi9UWqzsgM4VNDA==
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

2026-09-17T09:23:35.624207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103336
observed cde88c04a6172a5f99e456c6711d0963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:35.603972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103336/manifest.json
observed f082e391c83ed3c42ca3ff88995f1447...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:35.584450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103336/publication.md
observed 2ff89b16bcb606f5bd41823678997d82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:35.566703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103336/publication.txt
observed 95cb98831c9efa13e36e930488d9f46a...
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.