OpenTechnical

OT-2026-000026429

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000026429) never changes.

Identity and time

Publication numberOT-2026-000026429 · never reused
Internal UUID01a0ae71-f4a7-7db6-9347-2b40645e75a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026429
StatusPUBLIC

Content hashes

Canonical textba40bd08229465d1ac3963edf8e627c590e4a7f0baa6e471e294c5a2828bb61d
Markdownc8d266eb795c4ff94086dec27c5d5fee03b5c91bda14bc211948b79ad1729e50
PDF
Publication pagec15e4086ab480ce3b9a9bfe27f0cb1a1a9136c5347210f58ae80baefb11b5a81
Manifestf98e9f9bb894904ef54374278ff209cb0a9da1fd6a995014055e2e5e209609ab

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
SignatureKge6R8r0zAYzBbU+BJDeygRKmkaiib1XqcfJiYVf9qFrtjNHCEci4auN/VQr6jjEB3cej/XDOLjmuNvURz7oAg==
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

2026-09-17T11:44:25.456986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026429
observed c15e4086ab480ce3b9a9bfe27f0cb1a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:25.439581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026429/manifest.json
observed f98e9f9bb894904ef54374278ff209cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:25.416404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026429/publication.md
observed c8d266eb795c4ff94086dec27c5d5fee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:25.396969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026429/publication.txt
observed ba40bd08229465d1ac3963edf8e627c5...
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.