OpenTechnical

OT-2026-000017002

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off before 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-2026-000017002) never changes.

Identity and time

Publication numberOT-2026-000017002 · never reused
Internal UUID01a0ae6e-591b-7aa4-8423-fcb8ae5f1b58 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017002
StatusPUBLIC

Content hashes

Canonical text4f4824d96dac6c11e42c83321c2e2d264f5119ca5a7fff3b1df62962115fbd76
Markdownd6858c2f75cb9c2a950fdc4e7057243695c9f4320f3492073a1ef8fd3d3ad790
PDF
Publication pageb1202ff2e5e2f9b37b1099dfdb3c0b607a7674ab49f893989f538fbe466bacfe
Manifest2e48571ceabe21c2b16b83bfaf9b3bf77ccfb65e2f953041014dc250ea24ae95

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
Signatureh0XOfn9Bs7V+X4OYXR7u0RgLWrTeKQAG1SEnbRN9TN8GzD440Q+hA5HrDuyoabhUHvAIq+dMkRSfPkrv6653Bg==
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

2026-09-17T12:03:24.518427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017002
observed b1202ff2e5e2f9b37b1099dfdb3c0b60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.502889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017002/manifest.json
observed 2e48571ceabe21c2b16b83bfaf9b3bf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.488369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017002/publication.md
observed d6858c2f75cb9c2a950fdc4e70572436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:24.473356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017002/publication.txt
observed 4f4824d96dac6c11e42c83321c2e2d26...
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.