OpenTechnical

OT-2026-000026701

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000026701) never changes.

Identity and time

Publication numberOT-2026-000026701 · never reused
Internal UUID01a0ae71-f4aa-7bc5-8246-729bb0324bc1 · 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-2026-000026701
StatusPUBLIC

Content hashes

Canonical text2dafb0137bcc429b52715ebc1cb64a0c62435c736930c83a0f41b7fa6cb0b5bf
Markdownddf887128d10027210cdbaa3a695377b87889f21226218bcc9372a536d45a2c5
PDF
Publication page5297e1b692cb8cad920d968ebec2c9544d582f02e18b62487da07ccb4e03721f
Manifeste2a7cf80e28ac6dc0712da0b9593161774ead5c12e400a076bea4bf4696dfb3a

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
Signaturejxo14oRTnXoeQXlq4K9iwM5bdny1Vfiz27N9xPTCOLsfCCXz9ODOYWXLxI06wWOZJijd5UpVyR6/Fhdn6vhKCg==
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

2026-09-17T11:45:47.635902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026701
observed 5297e1b692cb8cad920d968ebec2c954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:47.617684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026701/manifest.json
observed e2a7cf80e28ac6dc0712da0b95931617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:47.600057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026701/publication.md
observed ddf887128d10027210cdbaa3a695377b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:47.582781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026701/publication.txt
observed 2dafb0137bcc429b52715ebc1cb64a0c...
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.