OpenTechnical

OT-2026-000038330

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed 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-2026-000038330) never changes.

Identity and time

Publication numberOT-2026-000038330 · never reused
Internal UUID01a0ae78-2d52-73d8-b4a7-bdbcd94f3274 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038330
StatusPUBLIC

Content hashes

Canonical text85ec6c5292cc85fea944d6f8275e6119b896335420066f79d62a1dd58af37ef0
Markdownb3db7b4301c2966b265d9000228ebe1fce570537b08513b4fbdeb461f284fc3a
PDF
Publication page198de3502778f30583b70c2f2d2f984d70f34e5464272777664c2819dae4508d
Manifest6dc804eabb74990f2fed52bf47949c21cfebb4a08468fa29258fb7e42930131a

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
SignaturecDLfugO84rDkV5iMzaZWKpPZXfkJsZefOpEN4oteYKgfk/nszLI/ak08fRtCpxU2QeZNH4QF9jyFGiTq20gXDQ==
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

2026-09-17T11:22:30.740160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038330
observed 198de3502778f30583b70c2f2d2f984d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.720451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038330/manifest.json
observed 6dc804eabb74990f2fed52bf47949c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.701578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038330/publication.md
observed b3db7b4301c2966b265d9000228ebe1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:30.682628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038330/publication.txt
observed 85ec6c5292cc85fea944d6f8275e6119...
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.