OpenTechnical

OT-2026-000054953

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, 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-2026-000054953) never changes.

Identity and time

Publication numberOT-2026-000054953 · never reused
Internal UUID01a0ae86-5e80-7daf-9406-6f99de7a0402 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:36.756598Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054953
StatusPUBLIC

Content hashes

Canonical text7540bc59c07849a4dd56774a80912b8fd19745bb6478085986150f5bd1b90974
Markdown86c9f42e082317256b58fe3dc035dfbfaa7915a6223174e7f8e1ab2a7efafa42
PDF
Publication pagef923aafa7cf55453f9618d61f042f39e21bc06cfe9fcd6b4fb179e95ec1769d6
Manifest2c275c13107e598a4b7fc770de8543b1a588f3f06db48168ff77c883ef169381

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
Signature9wFe8X264Uw8+PqkQHw5xoh4YJsZuha3MwEW59wAc6YQWG99yVCV+EyORipSrIaREJVeBkrWr+nL6ab4nBIDAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:53:03.824307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054953
observed f923aafa7cf55453f9618d61f042f39e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:03.805326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054953/manifest.json
observed 2c275c13107e598a4b7fc770de8543b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:03.787649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054953/publication.md
observed 86c9f42e082317256b58fe3dc035dfbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:03.770858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054953/publication.txt
observed 7540bc59c07849a4dd56774a80912b8f...
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.