OpenTechnical

OT-2026-000036712

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000036712) never changes.

Identity and time

Publication numberOT-2026-000036712 · never reused
Internal UUID01a0ae77-46e8-7eea-beb6-66628d720cf3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036712
StatusPUBLIC

Content hashes

Canonical textc1346af0a2852a29d3d92a72f6ed22a7c98cc6835472484ca65e2ab54da6f386
Markdowndf5a37990c6f9971874c9735f9e974ff2791ce9ae790b118bb3a5e8503f1400f
PDF
Publication pageba6d0bfc8f4cc9354fa3b1f48ee5cab2d6589c6c7c1dd5dd3d79b6cbc095e711
Manifest8d2b3cae536b2507542bc5501ecb166f6d441ecdd5b863296b6586e9bf661112

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
SignaturewCFTvVW4E4G/PW6JZ1dU+rQoNTwCa7NwfQRanoQhRH/rb83tOClCZE6Le8axKR4dSv0YrMdHZSAw3xUUgFI0Aw==
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

2026-09-17T11:26:04.413788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036712
observed ba6d0bfc8f4cc9354fa3b1f48ee5cab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.396812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036712/manifest.json
observed 8d2b3cae536b2507542bc5501ecb166f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.380930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036712/publication.md
observed df5a37990c6f9971874c9735f9e974ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:04.363873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036712/publication.txt
observed c1346af0a2852a29d3d92a72f6ed22a7...
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.