OpenTechnical

OT-2026-000016665

Publication integrity record

Six cup vacuum gripper, six outlet manifold, 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-2026-000016665) never changes.

Identity and time

Publication numberOT-2026-000016665 · never reused
Internal UUID01a0ae6e-5918-7570-ae66-496f71bfc315 · 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-2026-000016665
StatusPUBLIC

Content hashes

Canonical text2909ffa7832d4046f6ec29d55f9ea46f507eaad64a8b75b398dacc1e7d72d959
Markdown4660d40c133a22acaefcc89e4e1affa93075651b49ab018447db740bf9344a93
PDF
Publication page29c2ce9004f004c620fd48de6212a37d486bc57ebe258d4ca290850c37f7c2c4
Manifest02245c0d6135139d8915240cb6b1bb1b61088c4d657776cf3a5f843a04a5289e

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
SignatureFxjjqVH09DJFdKDfmRus86EUKHamFNpcXdDARwA3Zil1iqDxyAGpsLdK5DD7CjMp4VKxoblSWBLlFKwfDaDODw==
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

2026-09-17T12:02:52.053956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016665
observed 29c2ce9004f004c620fd48de6212a37d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:52.034882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016665/manifest.json
observed 02245c0d6135139d8915240cb6b1bb1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:52.015957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016665/publication.md
observed 4660d40c133a22acaefcc89e4e1affa9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.997161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016665/publication.txt
observed 2909ffa7832d4046f6ec29d55f9ea46f...
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.