OpenTechnical

OT-2026-000059059

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000059059) never changes.

Identity and time

Publication numberOT-2026-000059059 · never reused
Internal UUID01a0ae89-8611-76f9-a56d-dc0a26b7965e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059059
StatusPUBLIC

Content hashes

Canonical text4033afe07d8f3011593786e52b66f7c99bac5bd52a23c284020f5def621eaff4
Markdowna164ad79e6bed97f8b0710a2637052242d314af3fb1f2ea59098d33a16b1a366
PDF
Publication pagedd77819a27d2a5356fd20e3511ebbd7777bd2621e7f34f5512432daed43fef48
Manifest237839b187ccc98ebe9fd5497dd47ebb29c105f4548b058942dbf6895928c625

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
SignatureySx3MH+Tja0InE7aTxGpVAIYqOKF5j33rriB4ThgIkbnTgJ4gpopb6Bb9m/ebqt+mC/lX3G8L1/3whkaiY1KCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:52.962864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059059
observed dd77819a27d2a5356fd20e3511ebbd77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:52.945147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059059/manifest.json
observed 237839b187ccc98ebe9fd5497dd47ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:52.928943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059059/publication.md
observed a164ad79e6bed97f8b0710a263705224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:52.912440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059059/publication.txt
observed 4033afe07d8f3011593786e52b66f7c9...
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.