OpenTechnical

OT-2026-000032497

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000032497) never changes.

Identity and time

Publication numberOT-2026-000032497 · never reused
Internal UUID01a0ae75-106f-7e22-8484-01b3033ccf41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032497
StatusPUBLIC

Content hashes

Canonical textcc6a5fc74dda7e1dee7de565580e08cd475ad87572431a46cc7beb343b90d9a4
Markdownaf11f44a1b016a20f30862bc1e6a78a6d4acb98dbd09139566a54661d02e5d70
PDF
Publication pagec73904ed0f872bcbf2c9d25d68217528330613047ac54d5d3618b720ee9748d6
Manifestacbe268a7e5155453b1f7a42a437c0f882b71fc383e68a351ef7dc0ee05ddc18

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
SignatureedQBi9jajYVyf7k2b7Y58XSSd3vpF5DA9wFebNFuy4ORmzIBtEhUukQ44zYkG6Sbd2v0VdG2d5X1gPoNiUUiDg==
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

2026-09-17T11:33:56.225482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032497
observed c73904ed0f872bcbf2c9d25d68217528...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:56.207440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032497/manifest.json
observed acbe268a7e5155453b1f7a42a437c0f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:56.190376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032497/publication.md
observed af11f44a1b016a20f30862bc1e6a78a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:56.173455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032497/publication.txt
observed cc6a5fc74dda7e1dee7de565580e08cd...
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.