OpenTechnical

OT-2026-000093908

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, supply line 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-2026-000093908) never changes.

Identity and time

Publication numberOT-2026-000093908 · never reused
Internal UUID01a0ae9e-92c8-74d4-8983-6cd0ae8f51be · 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-2026-000093908
StatusPUBLIC

Content hashes

Canonical textf714b1e7c5a537604edc0cbbfd6f419460af6e1a22f3b777277807b14c621cb6
Markdown05b7fb3f467bb4194cb3ad63e43b6ddea05671b8121e847b6305116309e780c5
PDF
Publication page51773cbc6973fd1d73c84c23204ed11d45ed0d2d0aca4775930bb4392f380999
Manifest17888f5858dd88e95d4ae02b6d5210d205e704a5be5d13c5b9bbd27c0922aff0

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
SignaturephhiaLqXvA8UegbdfU6kP9UNqNAyQlbMfCft3ICZ54RGfPsbCj/VEArRCXH+VK8+CPJD89BM8+kPZwjMUKVPCw==
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

2026-09-17T09:38:10.629341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093908
observed 51773cbc6973fd1d73c84c23204ed11d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.611607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093908/manifest.json
observed 17888f5858dd88e95d4ae02b6d5210d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.593392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093908/publication.md
observed 05b7fb3f467bb4194cb3ad63e43b6dde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:10.576663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093908/publication.txt
observed f714b1e7c5a537604edc0cbbfd6f4194...
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.