OpenTechnical

OT-2026-000098413

Publication integrity record

Foam pad vacuum gripper, two zone face, six 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-2026-000098413) never changes.

Identity and time

Publication numberOT-2026-000098413 · never reused
Internal UUID01a0aea1-e965-79d1-89ea-5519cf55e4ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098413
StatusPUBLIC

Content hashes

Canonical text96f4bdba0a250b6346d6919f89532cdf93ed37d8279e190e1524168d1eb173a5
Markdown1c2cf01cb7cac110a40716f92ab28e40a390c04c697690a01cb263dd48f4a050
PDF
Publication page57cad7623f5a4c4fd28ee28267cac48e2c80ede7929fd52ff45e0de595650f16
Manifest08056219786be2fefb5701d9d5844697181f20f0f25204af97b7a614da31b82c

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
Signaturehohvcs8a/Fhd6QSHiIOebmF+8W1KnPxeIdZu29jys8JRPRpnywOFD8vrqOYi5974taIs0pp+320CrLjQOHf5Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:15.735321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098413
observed 57cad7623f5a4c4fd28ee28267cac48e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:15.715824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098413/manifest.json
observed 08056219786be2fefb5701d9d5844697...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:15.697750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098413/publication.md
observed 1c2cf01cb7cac110a40716f92ab28e40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:15.678179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098413/publication.txt
observed 96f4bdba0a250b6346d6919f89532cdf...
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.