OpenTechnical

OT-2026-000088165

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000088165) never changes.

Identity and time

Publication numberOT-2026-000088165 · never reused
Internal UUID01a0ae9b-1aa8-7da3-aad0-5202cd63e3c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088165
StatusPUBLIC

Content hashes

Canonical text61f9726f64c8fb0658c6e301afb2833ec1700e68bb07eddab7765a70f4e36f5a
Markdownf6405857caca88f6189b081909e0e51cd0524810328b3bbb657957c8fe65d64e
PDF
Publication pagef767aeef97a13424185813529dcc6e19a4bd9f0a1b13be77ea878c4ba73cb94b
Manifest81ddb69d27e6c431c616a435166b79a332c82f92dbbfdad427e61364ef43e747

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
SignaturelakO+HbxX7YIOYhliXJy0s+9aHadpiNKm1eFLTksFauubc0D0VLxRtghAIUcpT971MwXcsINS8sAgmyAXcN3AQ==
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

2026-09-17T09:50:12.545019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088165
observed f767aeef97a13424185813529dcc6e19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.527911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088165/manifest.json
observed 81ddb69d27e6c431c616a435166b79a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.512552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088165/publication.md
observed f6405857caca88f6189b081909e0e51c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.495898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088165/publication.txt
observed 61f9726f64c8fb0658c6e301afb2833e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.863399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088165
observed f767aeef97a13424185813529dcc6e19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.844168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088165/manifest.json
observed 81ddb69d27e6c431c616a435166b79a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.826187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088165/publication.md
observed f6405857caca88f6189b081909e0e51c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.805668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088165/publication.txt
observed 61f9726f64c8fb0658c6e301afb2833e...
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.