OpenTechnical

OT-2026-000025578

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single 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-2026-000025578) never changes.

Identity and time

Publication numberOT-2026-000025578 · never reused
Internal UUID01a0ae71-5fa8-7975-9ded-d80acb23190e · 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-2026-000025578
StatusPUBLIC

Content hashes

Canonical text98999e6458dc4f2bc5972d06eb538c0691c4c4e90da776c9fe6e5f82b358d96d
Markdown74c354554ecb1b4d258ec074c19c87e54df428b0156d234cc6f4dd13e5d7874a
PDF
Publication page310c707cb24aa487f58da53251a07b32aed1f3c81a75049ee4a4d2c95f58ffdc
Manifestd4cada846e5a132d394167108e9a8dfedf71a7ce1c0701ba9b14dd096d1c88bf

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
SignatureGBrATSWq9xVDwxgg9Tngqnafb/ym/l8wbq07611STX7nlvd3de7uNxwLTYO2rJ++mk0L7FW2qNMZpFNnzSzICQ==
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

2026-09-17T11:47:44.586714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025578
observed 310c707cb24aa487f58da53251a07b32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:44.566815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025578/manifest.json
observed d4cada846e5a132d394167108e9a8dfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:44.547577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025578/publication.md
observed 74c354554ecb1b4d258ec074c19c87e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:44.527328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025578/publication.txt
observed 98999e6458dc4f2bc5972d06eb538c06...
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.