OpenTechnical

OT-2026-000046641

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046641) never changes.

Identity and time

Publication numberOT-2026-000046641 · never reused
Internal UUID01a0ae7e-57de-7035-8793-94922e338be1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046641
StatusPUBLIC

Content hashes

Canonical text445f30a2937c9bccbfd966f0c6def72b2775e9c22c5c4ce1dd760644c217bf01
Markdown6e7c8480fc24df62d246f45de15767a70b50b0d0bb5023ddc234f89cf95a9b22
PDF
Publication page9a41d9dc72add4ee4a10f7e333db541edbb22b96bc6a74d68d1e3f333d1f7fb6
Manifest02899b20e00cc800c4a5d20545982e4ed7b026334b935e4f39cef9a96d637cf9

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
SignaturesBmkY+3oOlhUSNsGAykSUjXGKaG/++dX6btRcKTy8qckZWDvYR15RKFvFllV2duTa1n3v2sQ6PPfYjGDku1zBQ==
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

2026-09-17T11:08:43.870178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046641
observed 9a41d9dc72add4ee4a10f7e333db541e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.850967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046641/manifest.json
observed 02899b20e00cc800c4a5d20545982e4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.832668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046641/publication.md
observed 6e7c8480fc24df62d246f45de15767a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:43.813126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046641/publication.txt
observed 445f30a2937c9bccbfd966f0c6def72b...
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.