OpenTechnical

OT-2026-000007611

Publication integrity record

Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line 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-2026-000007611) never changes.

Identity and time

Publication numberOT-2026-000007611 · never reused
Internal UUID01a0ae62-76bc-78f2-b938-12825eb795eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:23.688458Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007611
StatusPUBLIC

Content hashes

Canonical texta07fe720419766567f508cbd5b20d30fc86ec4039da92bd21741875fc2dea2da
Markdown935e327f570e52a52b02f69ef47770f32a4378d021883a53c111349b6517de17
PDF
Publication page31f37fd027b5cb551e1c0e54ad49b1368ee455733eb8a5dcfd5109b39207d1d3
Manifestc8bc3a9a8e33a1fbba9b1702499e07f7a94282d4c12f8514829b3c95e85954fe

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
SignatureR3/P61929OaAbop2xnoornyoUEyqCVt9k5U4DuFpQqMa8o/rfFKxo1DBBZ4j5GJDsGCY0sYbRbc6n+qmcidNCg==
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

2026-09-17T08:10:13.458280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007611
observed 31f37fd027b5cb551e1c0e54ad49b136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:13.440342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007611/manifest.json
observed c8bc3a9a8e33a1fbba9b1702499e07f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:13.422504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007611/publication.md
observed 935e327f570e52a52b02f69ef47770f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:13.405678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007611/publication.txt
observed a07fe720419766567f508cbd5b20d30f...
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.