OpenTechnical

OT-2026-000037258

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000037258) never changes.

Identity and time

Publication numberOT-2026-000037258 · never reused
Internal UUID01a0ae77-b8cc-7b97-acd9-a97720b8ee24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037258
StatusPUBLIC

Content hashes

Canonical textaf69a77b353c92ec756508b3ed3c3a6ce15f439b0e0e0e5fc21936142a961e24
Markdown3d4ce367e1ee1b053ab7b0903a7006bfcb01a2d73846102b21a6ccdd66d571f7
PDF
Publication page78a1d636a9b1d2d5bbb72dba7dee9b530e34af43f4d8730491270e79fe7969eb
Manifest81c8c39a3977c6101c5c2c738192c8ddb3215fc2e5fc78b8762314c6ebd685f7

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
SignaturejHZcXwruGfbNuDVs+xGAKfejavLjTXDdm44k4xWBkb3DyR/k/1fak/fLYjJ4zpLL1e4et4KqR8+zgz3iPupODA==
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

2026-09-17T11:23:31.920505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037258
observed 78a1d636a9b1d2d5bbb72dba7dee9b53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.903588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037258/manifest.json
observed 81c8c39a3977c6101c5c2c738192c8dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.884655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037258/publication.md
observed 3d4ce367e1ee1b053ab7b0903a7006bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:31.866795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037258/publication.txt
observed af69a77b353c92ec756508b3ed3c3a6c...
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.