OpenTechnical

OT-2026-000023318

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000023318) never changes.

Identity and time

Publication numberOT-2026-000023318 · never reused
Internal UUID01a0ae70-7268-79a2-9e21-1b9bdbd99be2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023318
StatusPUBLIC

Content hashes

Canonical texta47a615a73f3223a6654275e4c640a1b81cf982d6bd04684a6ca8b3bb27c2e33
Markdown9601bf74e72763984822c650379885cc7b277aae929f7df76b82c3d71c3277e6
PDF
Publication pagebc719dd1818d4b3984e3f96b0e4e1fcad5a3a2667f19bfff3abaea9d1f5f4f8b
Manifest787398d050a876b996f87993752db33d48db7949fe00d76a7bfb1d1651446f4e

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
SignatureREG0YKjl7bAdgBNuHvX4N/HDubIJ5MijujuTIV63kxCx5exHCb+nl1EY9tp67dKyCwDQ+hN2j+iY3bVvLmcOBw==
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

2026-09-17T11:51:24.171118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023318
observed bc719dd1818d4b3984e3f96b0e4e1fca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.152605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023318/manifest.json
observed 787398d050a876b996f87993752db33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.134470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023318/publication.md
observed 9601bf74e72763984822c650379885cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:24.117329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023318/publication.txt
observed a47a615a73f3223a6654275e4c640a1b...
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.