OpenTechnical

OT-2026-000007505

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000007505) never changes.

Identity and time

Publication numberOT-2026-000007505 · never reused
Internal UUID01a0ae62-4df5-71c9-b669-cd7a6ea61195 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007505
StatusPUBLIC

Content hashes

Canonical text38e1385299ce0d86086d47ba002844684963c804a2acf909d39af0c11e021df7
Markdown96e81cc98be510725dc8ff361ca225fc2f29daa22a557d8d014cf0a6de12f408
PDF
Publication pagecd0f2aa5520e16d08d917b58b887aa04c2af43f3fa5242bb13fd1cfbea3da12f
Manifest99741e9866992ebd2264f24e56ac6509a8ffd3cf1dd8cbce06317a0537688087

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
SignatureV4a1vJ+9ab1LUAEsh+Ugc4n4FVUS2VE7bwkhOOhKBW4I4RmhR8BBkP8bMXADDKjp3lwd/9WpyoxH+L6klzUqBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:19.957502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007505
observed cd0f2aa5520e16d08d917b58b887aa04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:19.941233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007505/manifest.json
observed 99741e9866992ebd2264f24e56ac6509...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:19.921640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007505/publication.md
observed 96e81cc98be510725dc8ff361ca225fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:19.903862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007505/publication.txt
observed 38e1385299ce0d86086d47ba00284468...
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.