OpenTechnical

OT-2026-000020424

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000020424) never changes.

Identity and time

Publication numberOT-2026-000020424 · never reused
Internal UUID01a0ae6f-437b-7584-afac-985011400b89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020424
StatusPUBLIC

Content hashes

Canonical text7fe2715900c3463cd5bbcfe44449878bd0c99875c94bfe3ab6c136d48b69cdf7
Markdownd88f777d41dc304b25d1548d0fe9a53f203eb8e183d53b36a5597eb7ab5154b3
PDF
Publication page4bac97f1a706f6b743ed5efaa91e507ad89701d7f13cb33d7117c1f75109dd77
Manifest5567a4625143562b68b00a0ad2eda0c48fef45a9916a54616c23fe25c42edd0a

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
Signaturei9d2u/BbYKbisYvqGlXUjVDpGQH2YkiqT+lTRHJDcnVhYXhCXzlvUXrs9iBff7Rz1WlwGAvgoBHl7uHvv3qgCQ==
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

2026-09-17T12:00:20.332951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020424
observed 4bac97f1a706f6b743ed5efaa91e507a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:20.314193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020424/manifest.json
observed 5567a4625143562b68b00a0ad2eda0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:20.296125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020424/publication.md
observed d88f777d41dc304b25d1548d0fe9a53f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:20.278961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020424/publication.txt
observed 7fe2715900c3463cd5bbcfe44449878b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:24.279156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020424
observed 4bac97f1a706f6b743ed5efaa91e507a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:24.260041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020424/manifest.json
observed 5567a4625143562b68b00a0ad2eda0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:24.239977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020424/publication.md
observed d88f777d41dc304b25d1548d0fe9a53f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:24.222750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020424/publication.txt
observed 7fe2715900c3463cd5bbcfe44449878b...
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.