OpenTechnical

OT-2026-000056365

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000056365) never changes.

Identity and time

Publication numberOT-2026-000056365 · never reused
Internal UUID01a0ae87-4bd2-727f-9b3b-ebe666637bcf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056365
StatusPUBLIC

Content hashes

Canonical texte62d40f05052959aceeae9f9f7bafd01069810cab09c6bcc128ed38e6a692c70
Markdown9e7f193fc3a1027ddb447766f8f52f32bae83510eefa50590c729353e58caf0b
PDF
Publication page6ef0f3ad8499aad9e19ea13f5607eed026ac9012db00bb7ef3f2a0b916eb0ff0
Manifest08d0bbaac08d367cf954e46a7cea2b267f7557abc97a788e7c40f1ab83d70692

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
Signature64UPHkr+nuPgOOnYC3VLG8sdz7Uk/DHgI2H8eEmyPBiG+8UJLRh0ldqSzxdJwB27LQM9z5mbG06TnA2jWPuMAA==
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

2026-09-17T10:50:52.852636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056365
observed 6ef0f3ad8499aad9e19ea13f5607eed0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.834684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056365/manifest.json
observed 08d0bbaac08d367cf954e46a7cea2b26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.814888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056365/publication.md
observed 9e7f193fc3a1027ddb447766f8f52f32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.795571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056365/publication.txt
observed e62d40f05052959aceeae9f9f7bafd01...
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.