OpenTechnical

OT-2026-000053590

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000053590) never changes.

Identity and time

Publication numberOT-2026-000053590 · never reused
Internal UUID01a0ae85-0a93-7631-b26c-c24556414bd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053590
StatusPUBLIC

Content hashes

Canonical textbbaea1acfcfcaf79764b64dea4a8abf02f04c5b9a177c7002898abdc80efa64f
Markdownfc50a767efd36db28847b1a750a2c8ca0dcad1ed4fe9c077176e19be161bc3a9
PDF
Publication page912f3b9684d88361bd5cef4ea2b11963a7248bcfe7da77f12140897ef8c9d6fc
Manifest63989ca2fbbcc3ef0e3972f1d62c7d4303f8f14acddd558ee1ee8163482c799f

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
SignaturepIu0y8i57vtwNZ7WD1Q4vQG1kOy7TIGAUAlsF+P+xqjJnRJ+NfeYKWh03Y7YBWls4JbqqY7rh3DCdX4JYrCxDQ==
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

2026-09-17T10:55:27.543242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053590
observed 912f3b9684d88361bd5cef4ea2b11963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.524655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053590/manifest.json
observed 63989ca2fbbcc3ef0e3972f1d62c7d43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.506576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053590/publication.md
observed fc50a767efd36db28847b1a750a2c8ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:27.485894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053590/publication.txt
observed bbaea1acfcfcaf79764b64dea4a8abf0...
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.