OpenTechnical

OT-2026-000025384

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000025384) never changes.

Identity and time

Publication numberOT-2026-000025384 · never reused
Internal UUID01a0ae71-5fa7-78a3-9c1e-c83511e31d8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025384
StatusPUBLIC

Content hashes

Canonical text75c1efd05ca0902113f7b71b26d711498579ca3e837e042cca1526a397462826
Markdown4cb4c8c16c25d7f198bd99b4ec8a1e5d5f92b6d056e4e22ac72ba7bb183dd6f1
PDF
Publication pagea4c832d09e8d5e9dfdf7df1ec525dbf78026224f049b6f40559580122fd4f74a
Manifest7b0ccd2357291fce448276460504d8196297f5da81b9d575e2f58e2a6a5ab620

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
SignatureEmxva0BUKQt2ANg+pCsYGmuVER99XYfS1nhwRijVfILXfyCD4iGCfaBG/h6h8KfbVmuaCWjP+iamz4ynuA/XAQ==
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

2026-09-17T11:47:27.088526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025384
observed a4c832d09e8d5e9dfdf7df1ec525dbf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:27.070768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025384/manifest.json
observed 7b0ccd2357291fce448276460504d819...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:27.048961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025384/publication.md
observed 4cb4c8c16c25d7f198bd99b4ec8a1e5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:27.031249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025384/publication.txt
observed 75c1efd05ca0902113f7b71b26d71149...
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.