OpenTechnical

OT-2026-000025630

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000025630) never changes.

Identity and time

Publication numberOT-2026-000025630 · never reused
Internal UUID01a0ae71-9bc9-7e9a-862c-0f169a722636 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025630
StatusPUBLIC

Content hashes

Canonical textfceefa74a0146eb1adf172c291d95fe2d13f012ecf420ca447c84f8d4e2e044f
Markdownad639b24a1f526b56197609cc187cd35c2dd929073e7bcd191ef363f521a717f
PDF
Publication page2938643c037282010fe0df8ba15bf5bb2352e3bc73f3b80be816f7aa6b699296
Manifest7a0a8d039e7d030c228c5ee33a2cec976e618b7a7acec6879ee9f42400ef78ea

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
SignatureHOayPsVuVj1JynWuRNHs7rPS1pvAlK+QKUF2E/cKysMcuHOWcVgsDvYeRVhJB9w6SFW30hWs+Yf1322fqF0nDg==
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

2026-09-17T11:46:49.493295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025630
observed 2938643c037282010fe0df8ba15bf5bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:49.475968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025630/manifest.json
observed 7a0a8d039e7d030c228c5ee33a2cec97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:49.458717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025630/publication.md
observed ad639b24a1f526b56197609cc187cd35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:49.435112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025630/publication.txt
observed fceefa74a0146eb1adf172c291d95fe2...
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.