OpenTechnical

OT-2026-000099498

Publication integrity record

Foam pad vacuum gripper, three zone face, six 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-2026-000099498) never changes.

Identity and time

Publication numberOT-2026-000099498 · never reused
Internal UUID01a0aea2-c974-766c-8ef5-d0725002ca58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099498
StatusPUBLIC

Content hashes

Canonical text450f48951acfe632ba62440b5b31c74191adb99db08adc271110935bcb134b25
Markdownfd06b8eba8adc3aa9e5a658442530304b52a234aecf858be8f521a53291cdaf4
PDF
Publication page65dd4639c947b9f8b7e99eec82842dce921a3861b6e65901889e771037d7218f
Manifest689fbfa8dec180523704115ca23629e4bdee4ba2b14c6c04e920734c4eb51464

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
Signaturec53LRvhP5W52fwgzGfgrQO/RqDNSrovaG0/r9Tm4zv2Hk5/w0WFnZA3eQ7soEnzNH1cfO678sus71kvMWlOUAA==
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

2026-09-17T09:29:23.594683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099498
observed 65dd4639c947b9f8b7e99eec82842dce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.575636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099498/manifest.json
observed 689fbfa8dec180523704115ca23629e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.557552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099498/publication.md
observed fd06b8eba8adc3aa9e5a658442530304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:23.538571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099498/publication.txt
observed 450f48951acfe632ba62440b5b31c741...
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.