OpenTechnical

OT-2026-000014006

Publication integrity record

Foam pad vacuum gripper, single stage ejector, pulsed 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-2026-000014006) never changes.

Identity and time

Publication numberOT-2026-000014006 · never reused
Internal UUID01a0ae6d-8dea-737b-bb71-0c702b6effdd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014006
StatusPUBLIC

Content hashes

Canonical textbcc774f76bd639c20f1e8fe1ca471f6c79f3e4553065c62adf0cb592405860cb
Markdownd98ff72efd21beee158f117846fc482034ad9aefead612d8c46ed8cdaae88132
PDF
Publication paged314e5890a2264dce3544215b6de185ee9ff028b1176c3c001fb7a0e3d59d3b0
Manifest689ed2f983c05f80fccf0e428e781580338efabb8a24d0fd49e57a31ec173c24

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
SignatureEeCNhYFzLtGVrP/zlWLGY5GHadpCeOW+S3C/9CRI6WO98+kdChXNWwSCDKpKj6ADSEwM1djIx1snc+AU/UGWBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:09:13.787907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014006
observed d314e5890a2264dce3544215b6de185e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:13.766566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014006/manifest.json
observed 689ed2f983c05f80fccf0e428e781580...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:13.745534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014006/publication.md
observed d98ff72efd21beee158f117846fc4820...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:13.725604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014006/publication.txt
observed bcc774f76bd639c20f1e8fe1ca471f6c...
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.