OpenTechnical

OT-2026-000008579

Publication integrity record

Foam pad vacuum gripper, four zone face, 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-2026-000008579) never changes.

Identity and time

Publication numberOT-2026-000008579 · never reused
Internal UUID01a0ae6a-e46b-7e8a-bfc7-88548d8b4574 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008579
StatusPUBLIC

Content hashes

Canonical textf7a17050a94ff619acd30be15f9a2c66359b5d33a2317168174cd134884b9c7d
Markdownfabcb40b408ae9b2450b848f5e5c8450849f7cc857ad1fc1da741354e72614a3
PDF
Publication pageec046e925f2302f9dfa30cbb74dc88ba3b36595b7cc525400735e0f1b8591514
Manifestd3ef959a152954b2883cebc46da9921edcfd62e38a03446af18ca073ed812c26

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
Signatured6MFa7aR/IJsT69sbNGkhTwzEEst+7VXaQnKJ4r9gR7J3Z9XNMgwLbCCA9aTX8ud50wW5YKST9W/+k3H9rQYDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:31.564716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008579
observed ec046e925f2302f9dfa30cbb74dc88ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.545904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008579/manifest.json
observed d3ef959a152954b2883cebc46da9921e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.526701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008579/publication.md
observed fabcb40b408ae9b2450b848f5e5c8450...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:31.506652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008579/publication.txt
observed f7a17050a94ff619acd30be15f9a2c66...
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.