OpenTechnical

OT-2026-000039983

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000039983) never changes.

Identity and time

Publication numberOT-2026-000039983 · never reused
Internal UUID01a0ae78-d8d7-72dd-b2bc-487d87b37790 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039983
StatusPUBLIC

Content hashes

Canonical text2c4b9cc205360309317b2b4437cac0f984e910805458ba4e145800b39344eb79
Markdown5f503c109a31c38b371ba1d9686c5f9f5004e607f630b3c0bbb80948a8945090
PDF
Publication pagec1c85ec43051eb15fd79894d8b2f2bf36bc0a66ecf7fdc87853b54286159f415
Manifest36916341bb8da3f9e120adb129151a87cb483ee5a2e211f06a1a62040f0523f3

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
SignaturewThNr47ZXNvcZNlgZN5IaiC+/Hiffd6xGByGTLx+vvwigY+wS9IOnRuX6YrlfOa/pJHkH2XKHKIapTYxs1M1Cg==
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

2026-09-17T11:20:18.783152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039983
observed c1c85ec43051eb15fd79894d8b2f2bf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.764081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039983/manifest.json
observed 36916341bb8da3f9e120adb129151a87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.744256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039983/publication.md
observed 5f503c109a31c38b371ba1d9686c5f9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:18.721247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039983/publication.txt
observed 2c4b9cc205360309317b2b4437cac0f9...
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.