OpenTechnical

OT-2026-000038552

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000038552) never changes.

Identity and time

Publication numberOT-2026-000038552 · never reused
Internal UUID01a0ae78-2d54-7072-9569-b62f85f5addf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038552
StatusPUBLIC

Content hashes

Canonical text4b9dd9ddf4e59e4546cb46892b7b2e75f8709d6e05f89525f74b831c58ff343a
Markdown745394c52431df9475e73a162763b754dbe6d24c43673a654e6aae30c96463e2
PDF
Publication page59d0c92b3bcc6d7dc95c09763ec72f75a2e6508174dc2dac2e848743a06471ae
Manifestb77d320fccdcb5575fa4f8b5e25088ec5fa57df0937350c114bcfc845ad53a8f

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
SignaturefM0IvY66tGnxuE0DCXsi5BP+Xac2kQIYjCEugPi4Qscm54BZrYRTe49KbSUsdFWIQuEfHUyQRXgYRA2EVmVgDg==
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

2026-09-17T11:22:48.956899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038552
observed 59d0c92b3bcc6d7dc95c09763ec72f75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:48.936016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038552/manifest.json
observed b77d320fccdcb5575fa4f8b5e25088ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:48.918220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038552/publication.md
observed 745394c52431df9475e73a162763b754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:48.901012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038552/publication.txt
observed 4b9dd9ddf4e59e4546cb46892b7b2e75...
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.