OpenTechnical

OT-2026-000086692

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, 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-2026-000086692) never changes.

Identity and time

Publication numberOT-2026-000086692 · never reused
Internal UUID01a0ae9a-2c99-7d09-a18e-7b2dca60413a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086692
StatusPUBLIC

Content hashes

Canonical text5f0a26f5d826493a1b1e55756b83b053b8eb2e7500047e219ba088427de45daf
Markdown0538b594f7627be642a26fd647506281ae0d485b9ce33f869ca07ba67cea9834
PDF
Publication page9a0aa58652ca0f445d1c31e66e32f51ca99a75c36d0f6cf13fab8339010a7868
Manifest85d6a5dfc4bbcd711e6bb0263693c4dc9ccb5740967cb979c936541b0eca7ace

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
SignatureqVqgYD33xA9PnSIKmjINqJW5r+PKyPYhjdjJsv1/XSS3c8jC56Y5rRuedP2YL3+4i4VTLVPG5EFZpDSrHvdoBw==
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

2026-09-17T09:52:33.696990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086692
observed 9a0aa58652ca0f445d1c31e66e32f51c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:33.679967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086692/manifest.json
observed 85d6a5dfc4bbcd711e6bb0263693c4dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:33.664048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086692/publication.md
observed 0538b594f7627be642a26fd647506281...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:33.647631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086692/publication.txt
observed 5f0a26f5d826493a1b1e55756b83b053...
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.