OpenTechnical

OT-2026-000084993

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000084993) never changes.

Identity and time

Publication numberOT-2026-000084993 · never reused
Internal UUID01a0ae99-43b7-783b-b1fd-13738e8af8c6 · 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-2026-000084993
StatusPUBLIC

Content hashes

Canonical textb8ef83fb29062b17eacf052ce91955228b81c3c337bf622824db4793a371506b
Markdown15c18a3572dcb5631baaf4f4b9e006c2e501fb2197407790091ac46815f50f10
PDF
Publication pagedde04bfbb90db6bedd34f0cea08ffcbff0f7ac8db8d13ab6eee9dddd9547acb8
Manifest8626d6c8ebd10959d879e8ae41f9b8d01a98d86dc56ad97cc01c173e5442375b

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
Signature3y88V/9S3vV4NayBAOf0MJoYTqe0z6pI4uk+twJaKL5YvA8DiweHsVlxoIuXHIQ5f3bqndVBtoM7UOhXPVqvAw==
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

2026-09-17T09:54:59.721044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084993
observed dde04bfbb90db6bedd34f0cea08ffcbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.703349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084993/manifest.json
observed 8626d6c8ebd10959d879e8ae41f9b8d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.687129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084993/publication.md
observed 15c18a3572dcb5631baaf4f4b9e006c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:59.672487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084993/publication.txt
observed b8ef83fb29062b17eacf052ce9195522...
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.