OpenTechnical

OT-2026-000086568

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000086568) never changes.

Identity and time

Publication numberOT-2026-000086568 · never reused
Internal UUID01a0ae9a-2c98-7093-8062-303336c4e05f · 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-2026-000086568
StatusPUBLIC

Content hashes

Canonical text56e00ad996243ff7cfc5b16fd14f9bbcf12035380b89ad4d18a97e06b37e2e02
Markdowncadf1185610eda6f92169a8d193a32b06dfb1a828816b42124e6816638937fb3
PDF
Publication page56da551c2020e8c267ac647055800a1c8163033ca50a92cfb56eb44934f53baf
Manifest82145507c7199f4d56dcae5f69c002503262330b18c78e66ced7b2095b117140

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
Signaturet5tXXAJj3f3Q+BUsJClyV7Syk+MrEtoL2BcelIUcmD1W8ZcQ8WPsTbsv1YDQqRgfLxmJXTZaSJPKqOUoOJywAw==
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

2026-09-17T09:52:24.116211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086568
observed 56da551c2020e8c267ac647055800a1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:24.098185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086568/manifest.json
observed 82145507c7199f4d56dcae5f69c00250...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:24.080375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086568/publication.md
observed cadf1185610eda6f92169a8d193a32b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:24.061864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086568/publication.txt
observed 56e00ad996243ff7cfc5b16fd14f9bbc...
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.