OpenTechnical

OT-2026-000010198

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, vented after 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-2026-000010198) never changes.

Identity and time

Publication numberOT-2026-000010198 · never reused
Internal UUID01a0ae6b-cb7b-7232-ab19-68788919e971 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010198
StatusPUBLIC

Content hashes

Canonical text40c31db785d30c8e6f84e8275cd2a8be3a66240625888b6b65fa1b11ab201e3a
Markdownf40d8a445e7a208ed2311762f583c4420130b640f4bb3f017d23082e260ef0c5
PDF
Publication paged6449d203558ecae54ecdee9e86bf2bb82585164aa49ddb83d986c25cb270760
Manifest411277b3091004eb1ff49180c87d4ddbe858efb817a234c34969f8a8be6e85b8

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
Signature4RkSW1TNNSQkXgWINilPsEtN3QOfqFjrbnMJuniPpjh7ICl02pWor8kQWX2VmPJ6mcl0wPWyeFnjCIbcsgEkCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:16:19.099198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010198
observed d6449d203558ecae54ecdee9e86bf2bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.071338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010198/manifest.json
observed 411277b3091004eb1ff49180c87d4ddb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.052665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010198/publication.md
observed f40d8a445e7a208ed2311762f583c442...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.023734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010198/publication.txt
observed 40c31db785d30c8e6f84e8275cd2a8be...
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.