OpenTechnical

OT-2026-000046495

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000046495) never changes.

Identity and time

Publication numberOT-2026-000046495 · never reused
Internal UUID01a0ae7e-57dd-7635-8c06-12134a3a91cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046495
StatusPUBLIC

Content hashes

Canonical text49d9d50300ebc4cc7c31c585fc4ef5c3d5da65a712364941d9840658a59e854b
Markdowndb524102bf65351abb56f108363cef21f40b0b1ebfb83b969f5426f150886d56
PDF
Publication page598fe26b7be941fdae4a8997e890566ce6cb0ecfba8e4a52236cc210ad6a3cff
Manifest023287d62d7f1f6e46038ee89782f388957d9fcd54039832ddf0b50fcebe1d3b

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
SignaturenKQ7loEH9ArSiJbZLKqkwl6/KBqreHsfRCN6qwcWjsBcUNwUVYtWC/+JwVuB1N3j6SE73KH2XIkZSMPJVbYLDA==
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

2026-09-17T11:08:32.036137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046495
observed 598fe26b7be941fdae4a8997e890566c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:32.018481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046495/manifest.json
observed 023287d62d7f1f6e46038ee89782f388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:31.998960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046495/publication.md
observed db524102bf65351abb56f108363cef21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:31.980323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046495/publication.txt
observed 49d9d50300ebc4cc7c31c585fc4ef5c3...
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.