OpenTechnical

OT-2026-000041242

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, sustained 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-2026-000041242) never changes.

Identity and time

Publication numberOT-2026-000041242 · never reused
Internal UUID01a0ae79-b143-748b-b4f5-8e3901c174ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041242
StatusPUBLIC

Content hashes

Canonical textec0e4d42f6b243daf798966959c87bc0b8cfb4d37ab2d892d6c34d91de823f38
Markdown0cb16b86ae500868bdcbfe6bad4f2ff450e95514cddda128d5ee461797ee07ad
PDF
Publication page28f56c2d1e71f8a9ece54d11b72a088c07c7dbd26f5077aaaad8f0ac71eae423
Manifestf875aa95ab2c66cb5830c3df93248c30f8a6dcd4cfa3540c9d27795d9a73f710

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
SignatureNVKKcyxXWLO7pVZBVgevtwfCDL7rulkO1RLZwx6OVW2mawwnkV0+636TBGQLEcFDZAaYzkw7JKOLjBAeTmhJAA==
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

2026-09-17T11:17:12.545593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041242
observed 28f56c2d1e71f8a9ece54d11b72a088c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:12.528806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041242/manifest.json
observed f875aa95ab2c66cb5830c3df93248c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:12.511695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041242/publication.md
observed 0cb16b86ae500868bdcbfe6bad4f2ff4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:12.495302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041242/publication.txt
observed ec0e4d42f6b243daf798966959c87bc0...
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.