OpenTechnical

OT-2026-000039493

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000039493) never changes.

Identity and time

Publication numberOT-2026-000039493 · never reused
Internal UUID01a0ae78-9675-772e-a2dd-3159aa9388b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039493
StatusPUBLIC

Content hashes

Canonical text03bd396da47a169a57d8028c25af6a73d36e1bfb3f5c59197f8547fa69f26a6f
Markdown8637fad95ace4a55f8e0c60f72000c74731c4b3cbaa927feb531f8ca8f75adbc
PDF
Publication page618d01e981b6a99b7c4ddf4d05e65897404af4f301cdf9c23f848930b8fe76ed
Manifeste8f44dfeb547b6f8c5dcc09e6afacfa8a2b640570caaf6e21fa87fc3297ea6b4

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
SignatureBF9YkP2j/6rkmsO6QhQhrtraGsJxeu482BANuaR26NuCFV7V552DpQtzXx99ETuynnTPTw5IpqwE8IBwlD9yDw==
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

2026-09-17T11:21:07.245822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039493
observed 618d01e981b6a99b7c4ddf4d05e65897...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.229821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039493/manifest.json
observed e8f44dfeb547b6f8c5dcc09e6afacfa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.212645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039493/publication.md
observed 8637fad95ace4a55f8e0c60f72000c74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.195646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039493/publication.txt
observed 03bd396da47a169a57d8028c25af6a73...
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.