OpenTechnical

OT-2026-000051076

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000051076) never changes.

Identity and time

Publication numberOT-2026-000051076 · never reused
Internal UUID01a0ae82-c7b5-7251-8716-c1b7d62fecd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051076
StatusPUBLIC

Content hashes

Canonical text21a74c0e880b3e202cf7575f92ac58e4183d078c9d138e39d689b7c5b3d32d9d
Markdown374b6392a78e8599016126b6acc2314e01ee6b654ee03b9d0be66e55a447bfb1
PDF
Publication page59ee629babeaa010048b6b0d1a2ecf3acaa98320d6289100673ac042541cede1
Manifest129135a72ffc21b052082883ef458e9012b1d915b1e2fcaf3b89f75422f9e8de

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
SignatureWQWfrgZdZ0GgCkgs6OEZeEcNp9BU+9d3REduWrNlNu/MNZtOTmD8xxINI9Pw6ycGvrGX5dITCeooj/TevcFmBQ==
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

2026-09-17T11:01:00.553225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051076
observed 59ee629babeaa010048b6b0d1a2ecf3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.533723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051076/manifest.json
observed 129135a72ffc21b052082883ef458e90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.513475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051076/publication.md
observed 374b6392a78e8599016126b6acc2314e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:00.493020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051076/publication.txt
observed 21a74c0e880b3e202cf7575f92ac58e4...
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.