OpenTechnical

OT-2026-000086817

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000086817) never changes.

Identity and time

Publication numberOT-2026-000086817 · never reused
Internal UUID01a0ae9a-80a4-7ea0-89f8-8017c4f02909 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086817
StatusPUBLIC

Content hashes

Canonical texta696bf4b551fe50db173c07a280bbb1a164615095cf43d70360f93dcea2bd0ed
Markdown9a2fd03514b4070e386162fcb158216a995dbafa32c365d60883f162d9394125
PDF
Publication page59a7c501d4b0f8653cfb972a5396cd07045b52f67771432773d781550a288f15
Manifest2e2497144802f0a9dd118162d785a0d2c063323355fefbd424ac9e16fb63deee

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
Signature24O/lRD8aEoU2ouZ0oySomQh3b0ysO2jvrx8c6BWEo0syDoWBJNIWlxF1BMp2hL9/feFv9cuakljlCXj0MTCAA==
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

2026-09-17T09:51:38.412987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086817
observed 59a7c501d4b0f8653cfb972a5396cd07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.393972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086817/manifest.json
observed 2e2497144802f0a9dd118162d785a0d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.376580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086817/publication.md
observed 9a2fd03514b4070e386162fcb158216a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.356971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086817/publication.txt
observed a696bf4b551fe50db173c07a280bbb1a...
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.