OpenTechnical

OT-2026-000041027

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000041027) never changes.

Identity and time

Publication numberOT-2026-000041027 · never reused
Internal UUID01a0ae79-b10e-764c-a9c8-139be0a788c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041027
StatusPUBLIC

Content hashes

Canonical textc52bcde578668114ae895ba0ab10e9ea9491ec6032635a01e2a665f4e200cfa6
Markdown58d73167c48c32d9253ccb8e5348cb33d7b831d007ba406ee5bd7dc18cfb45fa
PDF
Publication pagefc1eb86bc5fc11bbe2a4c6f75c725cf8f060cb591acea952d2ce996edae00aee
Manifesta426b5e4fda4278093bba094a8e30a8e16e41d35c1fc0480e53bedabdeccba3c

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
Signature3JRFdsSMEvOtBNnfX1bopmE0jTYsZydEhnlVyaeqFKVW8Dj4UgHDtt2v9xzP1tqROQB9G3bY5429jNNk5d68CQ==
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

2026-09-17T11:16:56.153691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041027
observed fc1eb86bc5fc11bbe2a4c6f75c725cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.139155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041027/manifest.json
observed a426b5e4fda4278093bba094a8e30a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.123313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041027/publication.md
observed 58d73167c48c32d9253ccb8e5348cb33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.108341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041027/publication.txt
observed c52bcde578668114ae895ba0ab10e9ea...
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.