OpenTechnical

OT-2026-000007329

Publication integrity record

Vacuum cup gripper, six outlet manifold, pump fed, pressure verified, vented before set down

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-2026-000007329) never changes.

Identity and time

Publication numberOT-2026-000007329 · never reused
Internal UUID01a0a97a-e03f-76d3-b355-0a45ec097909 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:09:57.442323Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007329
StatusPUBLIC

Content hashes

Canonical text819cc3f80da4fef0a7d62183681b8181092e98ae1b998f956c04cf01211d3c54
Markdowne8e4125e144e3a3c0ddd7d1be03f3b4afef3d7d849c6b0e2ffe00e0545f82668
PDF
Publication pageaff42b09619a784ba62f407e3e0bec18f3085bbac98ddfb557df343ba5345285
Manifested9b272c1a4f7ebd3ca399b3f0c33469545fb846793c3ee3d8ad585a41db8224

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
SignatureqnE0LTZiHIxgmVKB/GPOuY19Dkgpxqwp2E9Q18cpEJXZfHqxut4TxHZ2PVc0al978Vcq4zA3k/hsX9PPDDqsBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:10:03.386420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007329
observed aff42b09619a784ba62f407e3e0bec18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.235019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007329/manifest.json
observed ed9b272c1a4f7ebd3ca399b3f0c33469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.213616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007329/publication.md
observed e8e4125e144e3a3c0ddd7d1be03f3b4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.198213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007329/publication.txt
observed 819cc3f80da4fef0a7d62183681b8181...
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.