OpenTechnical

OT-2026-000084785

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000084785) never changes.

Identity and time

Publication numberOT-2026-000084785 · never reused
Internal UUID01a0ae99-43b3-7f3f-b818-2e1ad833f425 · 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-2026-000084785
StatusPUBLIC

Content hashes

Canonical textd3fbdc63c6b8b4cc5ba86fa3807c93f6f933dc02f8184f8569f03993293da50f
Markdownfb913ecfceff5b4488447f8c8655aabe34e1fcd168807695dc6d447927aff5da
PDF
Publication pagebecd131fe3e4eec3418b482dcc3970f154d2e0f82b6bf838781fd63bb09cd332
Manifest8445584cd8bba2124a0600567fbf84b36a5aee5b61347759d6b6dae5d27d19f0

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
Signature8LLL7J27YDnTmTImoUIL+VoDXeKijlLZjGqj8W2/CjpNLleIvFCBwULc7LnvDqEMiTgnoSyZUBiCPvi6jd2MBQ==
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

2026-09-17T09:54:43.418186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084785
observed becd131fe3e4eec3418b482dcc3970f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.400824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084785/manifest.json
observed 8445584cd8bba2124a0600567fbf84b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.384594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084785/publication.md
observed fb913ecfceff5b4488447f8c8655aabe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:43.364755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084785/publication.txt
observed d3fbdc63c6b8b4cc5ba86fa3807c93f6...
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.