OpenTechnical

OT-2026-000037254

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000037254) never changes.

Identity and time

Publication numberOT-2026-000037254 · never reused
Internal UUID01a0ae77-7741-73be-a73e-1ad8f60b1f82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037254
StatusPUBLIC

Content hashes

Canonical text5c90d00982acfda28657d71c0e69bd97b2fb17ae127304f2512c419df8da3e8e
Markdown034a075ecc2bc1a4125642468cfbb38aa9e86ec343864e23cb437c7df8bc904a
PDF
Publication pagead1d312bf9b506914c1e61c98472bd3a17c4f51e211a4e6a294b10d1b1744310
Manifestcc2c3bee90361775769d2e2537dd9494f45a514b965d1692ef5611043d770309

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
Signature2bCaao98FYz1JcubihCq2deQZ0lvnC/vha4QXO9LwnX/RRmje0mzm0bE7noXllxnXlPe7dDyxVT5erhai9XnDg==
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

2026-09-17T11:25:09.319068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037254
observed ad1d312bf9b506914c1e61c98472bd3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:09.302475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037254/manifest.json
observed cc2c3bee90361775769d2e2537dd9494...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:09.286845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037254/publication.md
observed 034a075ecc2bc1a4125642468cfbb38a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:09.269808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037254/publication.txt
observed 5c90d00982acfda28657d71c0e69bd97...
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.