OpenTechnical

OT-2026-000015605

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line 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-2026-000015605) never changes.

Identity and time

Publication numberOT-2026-000015605 · never reused
Internal UUID01a0ae6e-0c4a-79a5-9042-4a8470e2743d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015605
StatusPUBLIC

Content hashes

Canonical textbaddcbb65b415188d7582d91b3c880eeb146aa5a12413fc7ab8a79ea6b330a57
Markdown88f811cc457810ed1a9dd90f875d06aa61aedf3983fe90bed87f31e81c04a8b7
PDF
Publication page21b387ff0f36ec07384acdc30618eba4f3cdf34bd8b5cc631196a8295b702267
Manifest0143477da991f8813c63a71457c2085ffeab0279776114b20de6d5da5a697f95

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
SignaturenANKc2QNYEJOsYL/g9FVl6BXCsKQuC7ws04a1y2sEnveKc4c6i2qgdcVdXBoGIttRAj9TFjzJhJWxvR8nd80BQ==
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

2026-09-17T12:04:50.972102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015605
observed 21b387ff0f36ec07384acdc30618eba4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.951009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015605/manifest.json
observed 0143477da991f8813c63a71457c2085f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.931317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015605/publication.md
observed 88f811cc457810ed1a9dd90f875d06aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:50.913324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015605/publication.txt
observed baddcbb65b415188d7582d91b3c880ee...
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.