OpenTechnical

OT-2026-000008836

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, sustained blow-off after 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-2026-000008836) never changes.

Identity and time

Publication numberOT-2026-000008836 · never reused
Internal UUID01a0ae6b-31b7-737e-b679-e47fc88af99f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008836
StatusPUBLIC

Content hashes

Canonical textdb81dbc35fe816d3efd2e98afb1e8e4e5d6a67be9c1ca3af7ad50f2f11cc7989
Markdown827ad45b9533bddc2fe681ebd76ea91c2c0d1d75da8cad2b857eb782d5cef95d
PDF
Publication page3d8c2f45359cfb416736d81dc881543ba3ce40ec4039cb62d2c76a16cd6e89c8
Manifestd47f07125432963db9868293e971516534928426165309e1ee2909c5da511f94

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
SignatureAx3xlangFYOtZcxG7O0N/tCaxkah/1z5uBd4lW7M94N2Dx2esaSKWR3e+SVfbj7YFu7DglxJ4cT9gkN3wsuqDA==
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

2026-09-17T12:17:24.213598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008836
observed 3d8c2f45359cfb416736d81dc881543b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:24.190298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008836/manifest.json
observed d47f07125432963db9868293e9715165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:24.167835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008836/publication.md
observed 827ad45b9533bddc2fe681ebd76ea91c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:24.147412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008836/publication.txt
observed db81dbc35fe816d3efd2e98afb1e8e4e...
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.