OpenTechnical

OT-2026-000051474

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000051474) never changes.

Identity and time

Publication numberOT-2026-000051474 · never reused
Internal UUID01a0ae83-7c80-7ae2-980d-686f6380a1c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051474
StatusPUBLIC

Content hashes

Canonical text899a1a50e5397543afdfaf42f27e4f000292659d4892b6b8afc0f557ec455552
Markdown8cb45a3592d92690d091166491f2e1461cf2df2401e2340980057421c3d43770
PDF
Publication page8f7f70313ec420a90cf7edfd1433283a63857b97bfbb58553fcc6212529bdc39
Manifeste2911e9b434d1e4f2f8b82ce9b939730022e321293878bea897050f3c21e16d2

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
SignatureWJCyda00abkJtJUAD16nq7t5T+BzMi0pXsxBw6ctfd9WNMn0SDAYnO0UP0v5c8EVIQlIwm71tBbpzXD2zqMABw==
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

2026-09-17T10:58:12.531650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051474
observed 8f7f70313ec420a90cf7edfd1433283a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.513417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051474/manifest.json
observed e2911e9b434d1e4f2f8b82ce9b939730...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.495788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051474/publication.md
observed 8cb45a3592d92690d091166491f2e146...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.478098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051474/publication.txt
observed 899a1a50e5397543afdfaf42f27e4f00...
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.