OpenTechnical

OT-2026-000099944

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000099944) never changes.

Identity and time

Publication numberOT-2026-000099944 · never reused
Internal UUID01a0aea3-1473-7417-963f-d351ce36ea36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099944
StatusPUBLIC

Content hashes

Canonical text40faa37111fefb508d7af2791646ef2e7ba7d29ac8bce6ebcc35a38f48bf5f10
Markdown9d2e5406a86c8a2314c0a86ef88389c386f17ace89ca890b99410534b2b570d3
PDF
Publication page861aece869e02ee7fb65cf5edf9fa83935e81bb48c337e172c71b13f1f4fb656
Manifest8f69b08603e37786ca112e08cbebdbafba116e510d399570aae8d3f0a1b29646

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
SignatureSfiVHuLpfyJax8VcPXijWynqhT28sAmXvjMeT8LhoqvtRfDkZBsCEFF6W8h8IREgtscZN2tp0J8om4RU6kf+Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:35.687288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099944
observed 861aece869e02ee7fb65cf5edf9fa839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.670021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099944/manifest.json
observed 8f69b08603e37786ca112e08cbebdbaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.652797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099944/publication.md
observed 9d2e5406a86c8a2314c0a86ef88389c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:35.634410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099944/publication.txt
observed 40faa37111fefb508d7af2791646ef2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.252229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099944
observed 861aece869e02ee7fb65cf5edf9fa839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.234022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099944/manifest.json
observed 8f69b08603e37786ca112e08cbebdbaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.214479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099944/publication.md
observed 9d2e5406a86c8a2314c0a86ef88389c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:51.195815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099944/publication.txt
observed 40faa37111fefb508d7af2791646ef2e...
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.