OpenTechnical

OT-2026-000046374

Publication integrity record

Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, sustained 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-2026-000046374) never changes.

Identity and time

Publication numberOT-2026-000046374 · never reused
Internal UUID01a0ae7e-57db-7507-8189-56c8903c4667 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046374
StatusPUBLIC

Content hashes

Canonical text189102d89de3cbc263760d6968b9ceb31eea2141c257a9692e817674dfa7b960
Markdowncadbd88135d8731d3e3fc1e90ca3ce4b46fc9fdcfb4980f1892748d1cd9d74d2
PDF
Publication pageff1a934ffa68311a6957baf3c78d7c06c16e0c5d0d6118b32b0d644af6ee1875
Manifestf96fab3c5ab8964bc6192f9e1fe26fc3046c317d55d11272c00367995fddc533

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
SignatureS3/3wNrwncC/UefX11PgiPmDiuXOIctG9+8ZiJ+pw0eavtcabY9wlf+YVE62azRphMuaIXC5Fp10MYM18h19CQ==
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

2026-09-17T11:08:22.472358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046374
observed ff1a934ffa68311a6957baf3c78d7c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.453135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046374/manifest.json
observed f96fab3c5ab8964bc6192f9e1fe26fc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.434231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046374/publication.md
observed cadbd88135d8731d3e3fc1e90ca3ce4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.415420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046374/publication.txt
observed 189102d89de3cbc263760d6968b9ceb3...
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.