OpenTechnical

OT-2026-000027604

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000027604) never changes.

Identity and time

Publication numberOT-2026-000027604 · never reused
Internal UUID01a0ae72-6999-7282-82a6-b0a6ac680037 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027604
StatusPUBLIC

Content hashes

Canonical text01336d2ab842ad365d817d60417ba5cfe4c6f23f0487bb71a952b2e036b3c2f7
Markdownefe5dd2e19b748a44f06f05a8c2eb95d305dd5e99bd3ea9671058ab902404344
PDF
Publication page13f48fa0392b4b74b700c170e790f7bb93b662d4fb2abb33613320638c8f49a8
Manifeste13fab8f7035a235ac8c8755fffc696767ee3cafec14f859029307ca5f4f3b17

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
SignatureIkFj+2Y7cNBXSEpxDb1o8xwvION1gve3puWEeMZDc/Sho5fKO3dZeumxa6lLUtE8+Fzt8RftXSWoeJvVQJVxAg==
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

2026-09-17T11:43:07.187700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027604
observed 13f48fa0392b4b74b700c170e790f7bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.168745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027604/manifest.json
observed e13fab8f7035a235ac8c8755fffc6967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.150363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027604/publication.md
observed efe5dd2e19b748a44f06f05a8c2eb95d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:07.134371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027604/publication.txt
observed 01336d2ab842ad365d817d60417ba5cf...
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.