OpenTechnical

OT-2026-000085106

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, sustained blow-off before set-down, on a tool changer

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-2026-000085106) never changes.

Identity and time

Publication numberOT-2026-000085106 · never reused
Internal UUID01a0ae99-43b9-7997-a6af-3fae5613a4dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085106
StatusPUBLIC

Content hashes

Canonical text0c53e9138f697b23655886641dad5af1f10fa1a8495795dac394bdee2bcaca05
Markdownb13016c56cd60afd47552145b93f6df4c95f74cf1710b927dd79bc6639cbd65e
PDF
Publication pagef2472eaafd76e9ecfcbe3be845813225a0fa9e0a1992ccebf63edadf852b367b
Manifest293aa95be23583e28ac3a70275d825a6ca414853acc14a3f5f0a83dc06bc7356

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
SignaturesiwAfQf0R+WJz18k8mnwhznle6TqehHTgVbobf3KChdlqAKxNHHbGcAnwyRclggpcL2llI/0i3mbp+fkJknOAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:10.490054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085106
observed f2472eaafd76e9ecfcbe3be845813225...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:10.471435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085106/manifest.json
observed 293aa95be23583e28ac3a70275d825a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:10.453450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085106/publication.md
observed b13016c56cd60afd47552145b93f6df4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:10.436500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085106/publication.txt
observed 0c53e9138f697b23655886641dad5af1...
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.