OpenTechnical

OT-2026-000044371

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000044371) never changes.

Identity and time

Publication numberOT-2026-000044371 · never reused
Internal UUID01a0ae7c-39d7-797f-8c58-ec751fc86d42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044371
StatusPUBLIC

Content hashes

Canonical texte8b80af0543c883a76a16df75ae615d2be432e8d489e1c8e6cfbad14f49de937
Markdown4e6aa6397cc0664b7129182633d27169551309adaf9bccd5262f6c868b6ef094
PDF
Publication page1f44aeb3b4405c7c6b4532d8d826268f29b414c6566ae664bc04ed5f2b816e9e
Manifest62183841fd65f5f497512d164d30827a2390dc32ba563cfce0ad5a7786da7894

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
SignatureSmO1GsWszbX+aaU0rsQT27RFo8EwJPgrUOXZGUgwSzCp8KYEB9rCZNslDqlvrBXi28G/b8WzV5uahg9xJLaGAQ==
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

2026-09-17T08:30:31.819825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044371
observed 1f44aeb3b4405c7c6b4532d8d826268f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:31.802358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044371/manifest.json
observed 62183841fd65f5f497512d164d30827a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:31.783755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044371/publication.md
observed 4e6aa6397cc0664b7129182633d27169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:31.766695ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044371/publication.txt
observed e8b80af0543c883a76a16df75ae615d2...
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.