OpenTechnical

OT-2026-000013565

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, pulsed blow-off 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-2026-000013565) never changes.

Identity and time

Publication numberOT-2026-000013565 · never reused
Internal UUID01a0ae6d-6fcb-76cf-9810-782876d6dd62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013565
StatusPUBLIC

Content hashes

Canonical text9b6a4e9fec01f25f17a67fd9ec7eb852fb0d2c90546801d54494d4483444f1f6
Markdown9318581685d8e0c912a5ef2c1246e747dbb30b7454f6cacdc06f21f7b8b268df
PDF
Publication page24ddc231733aa07c0fc62382adbda371d394cc7aa8f277775e7e916bba7ac547
Manifesta5c63f5702441f5cf7974a921a4b9ab62c37e9580e1b3cd9592529ff3a23a5b6

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
SignaturedTVMW8J7sYKLgQkOX7K5NmLHu6ENgWUvzZBVGQtxemzfbYRJuP20GRuvx0wTeSmZ6DIB9diIrF40/pSAVgVsCg==
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

2026-09-17T12:10:06.655501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013565
observed 24ddc231733aa07c0fc62382adbda371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:06.634839ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013565/manifest.json
observed a5c63f5702441f5cf7974a921a4b9ab6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:06.614052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013565/publication.md
observed 9318581685d8e0c912a5ef2c1246e747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:06.596573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013565/publication.txt
observed 9b6a4e9fec01f25f17a67fd9ec7eb852...
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.