OpenTechnical

OT-2026-000007511

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000007511) never changes.

Identity and time

Publication numberOT-2026-000007511 · never reused
Internal UUID01a0ae62-4df5-7013-8211-0a7e6916aab9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007511
StatusPUBLIC

Content hashes

Canonical texteda3bee41a8e2a766498399c27cca9e0f2d63f1ac322a889e82c39d16caf1314
Markdownac88701666d8a4724ead4b2c705851e469d9fc60d0de47bd3e629cbf38832717
PDF
Publication page6ba718b199709d44413b1386aa8da667c0c175d44c5c15416db04c78d27e0d70
Manifest1a194a93245ec2a6b344c9af242a0d3095e3c5b8128a35fb3b3303d25da2c875

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
Signaturet9r6GBtucV+0HqCKcSgTA+ra+IER3WM5TyXsWFK4A9q/YpK87KYUw2er5rRRgNpudKwiCPt+JSPRfghTyIalBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:21.012719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007511
observed 6ba718b199709d44413b1386aa8da667...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:20.995306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007511/manifest.json
observed 1a194a93245ec2a6b344c9af242a0d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:20.976891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007511/publication.md
observed ac88701666d8a4724ead4b2c705851e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:20.956545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007511/publication.txt
observed eda3bee41a8e2a766498399c27cca9e0...
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.