OpenTechnical

OT-2026-000027141

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000027141) never changes.

Identity and time

Publication numberOT-2026-000027141 · never reused
Internal UUID01a0ae72-3454-7f2c-a9d5-d21c4fadfc23 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027141
StatusPUBLIC

Content hashes

Canonical textda6dc0ad0aa995612b7dcbca8957e8f9f7a367310b6c87a27f6a4a323b77bfa4
Markdownaeab4d1d3bbd99ea155ce0968c9bebb1c9d0ea10ec1d6145fd06bbc770b04026
PDF
Publication pagea4dfbad88e7d326ef54caddca7d74ccdbad5acc9a39de69d83697a7e7bbd1faa
Manifest600cf6511308e62f98e2e44cecc2ecedd1ed8fdc5f5bdc002f1daef823d0b531

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
SignatureiLAwrpZ5pK2CXfA4sp7jbFtAqHIgNCn9+4gtQRUZEz7EdxyRR25D6ehaiZOQgfVCmWtCoYH56HjSfEZb+mJlBw==
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

2026-09-17T11:43:55.092568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027141
observed a4dfbad88e7d326ef54caddca7d74ccd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:55.076586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027141/manifest.json
observed 600cf6511308e62f98e2e44cecc2eced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:55.061830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027141/publication.md
observed aeab4d1d3bbd99ea155ce0968c9bebb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:55.043464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027141/publication.txt
observed da6dc0ad0aa995612b7dcbca8957e8f9...
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.