OpenTechnical

OT-2026-000099455

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000099455) never changes.

Identity and time

Publication numberOT-2026-000099455 · never reused
Internal UUID01a0aea2-c974-7eb3-83f7-fc677cd033d4 · 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-2026-000099455
StatusPUBLIC

Content hashes

Canonical textf486c33631d77367e66a7c50aa1870a1782ff8a9bf13edbb93f13be145bfaa6a
Markdowne89650dee42a75497193ef50d95c1e61a4dc13560bf4a38f54f5b56acb08b575
PDF
Publication page13e6a003a1b17194663577abfafd0604f63f0e0fd317e598ce52f7b2f4ac776a
Manifestabfd299e667981e3f3dba995e57c95711ccde0c00d3e8e84beca5ced51916604

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
SignatureRrul7jfzF1RoLmxB7ncUwhU3vBzmgtYt9NvUDXDbeDsbPzn/aoCSJwexbAhtZHF5g8YOBxiIHaDKUp115TgpAA==
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

2026-09-17T09:29:13.150327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099455
observed 13e6a003a1b17194663577abfafd0604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.132314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099455/manifest.json
observed abfd299e667981e3f3dba995e57c9571...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.115091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099455/publication.md
observed e89650dee42a75497193ef50d95c1e61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.098299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099455/publication.txt
observed f486c33631d77367e66a7c50aa1870a1...
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.