OpenTechnical

OT-2026-000029466

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000029466) never changes.

Identity and time

Publication numberOT-2026-000029466 · never reused
Internal UUID01a0ae73-5e21-7a03-95d4-6624198995fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029466
StatusPUBLIC

Content hashes

Canonical text51967809a29ba3aafc272f8492c7dd118904981daa1f9aa854c4a1b7e89240bf
Markdown2082393ab2b629db52377a7c7cefbc027e8ccb605b80072bec119f3b902e9a75
PDF
Publication pageeef6449af86a5a8971e46dc6ba933d328f277a99b5161e2d55dc7e61b22e6b34
Manifest7119eb7835fa06b7b611501cfe25d178b204abcc1973ecff7f74f5ca46e238bb

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
SignatureGNeeoYt/KZyAhGO8/7DJs7CyvjmtOj68+85625OnCwPCHF2mkQ/SNXdTaPKXz0bmO1cWKeRU1nW+9pdiQRPeAQ==
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

2026-09-17T11:39:05.355162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029466
observed eef6449af86a5a8971e46dc6ba933d32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:05.311163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029466/manifest.json
observed 7119eb7835fa06b7b611501cfe25d178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:05.294961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029466/publication.md
observed 2082393ab2b629db52377a7c7cefbc02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:05.278889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029466/publication.txt
observed 51967809a29ba3aafc272f8492c7dd11...
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.