OpenTechnical

OT-2026-000085120

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, pump fed, 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-2026-000085120) never changes.

Identity and time

Publication numberOT-2026-000085120 · never reused
Internal UUID01a0ae99-43b9-70f0-b78f-eb9f2b86416a · 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-2026-000085120
StatusPUBLIC

Content hashes

Canonical textcd1618f0acd53b575183fa691db77bf8b634f80656e9d5a2b7b81ec8c000fa0c
Markdown07f2a40c1f0b37dcf7d7a0f1aafdbf0960ea8cd30cb2d7b41895d6676aa8f1f3
PDF
Publication page22db59dcf844d64e996a042748f60432cab8536e52db90b241e5993332f00d63
Manifest01d139c6f1a04d3013f4cb2438837126f4d67a15657ce53dc61805ae8e9b9265

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
Signature5TMf/HxXFpFwdEp8WGXi6JttyvMCZ57jTmdVjbV7nVhcqEwK0jZeFLG4Ft71PK+xu/ke+a3Rabn3d7kvw+LJDw==
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

2026-09-17T09:55:11.564207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085120
observed 22db59dcf844d64e996a042748f60432...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:11.536283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085120/manifest.json
observed 01d139c6f1a04d3013f4cb2438837126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:11.518992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085120/publication.md
observed 07f2a40c1f0b37dcf7d7a0f1aafdbf09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:11.488893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085120/publication.txt
observed cd1618f0acd53b575183fa691db77bf8...
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.