OpenTechnical

OT-2026-000039249

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000039249) never changes.

Identity and time

Publication numberOT-2026-000039249 · never reused
Internal UUID01a0ae78-9674-7711-862b-1b2d13749f83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039249
StatusPUBLIC

Content hashes

Canonical text5ccf6d4c821c5d3fedc1612b4c79e48f6afd718290433c7d7584e258b739ce52
Markdownb2a8d7ea4cd9551206bd0d7d6acd38c561e7c4af8f91e29401daad589da4227b
PDF
Publication pagebb4064988e63816d01d3fd0f7090285aa15a9599065c393bc31c21720adf74d6
Manifest77c7e8e68dc2f960c1c3f1da21b3a909624f4804ea853703a655fc0e8cab5558

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
SignatureyYDt0l93PJ2cMloqyVuCEEUXVnfHcZE+N+wiphCtS8yNYzv26qm2N5tWijrr9CdGSDAsfOnpMz1gDRHIEPbyDg==
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

2026-09-17T11:20:48.493710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039249
observed bb4064988e63816d01d3fd0f7090285a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.475773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039249/manifest.json
observed 77c7e8e68dc2f960c1c3f1da21b3a909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.458336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039249/publication.md
observed b2a8d7ea4cd9551206bd0d7d6acd38c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.439650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039249/publication.txt
observed 5ccf6d4c821c5d3fedc1612b4c79e48f...
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.