OpenTechnical

OT-2026-000010120

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, vented 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-2026-000010120) never changes.

Identity and time

Publication numberOT-2026-000010120 · never reused
Internal UUID01a0ae6b-cb7a-76e1-abcb-4e2ff742a8c1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010120
StatusPUBLIC

Content hashes

Canonical textfebcbc7890b8e9dccb0b5b4e3742e76b239e5895dcc76208c2a1febbf5e3fb8a
Markdown1de1d79968385bc6a41e5989bcb03fe55fccac8c9e5cac62f4a2dc3d55f72281
PDF
Publication page7e058b9456e9dbf457b98fe86619eafdb86f67130e487f50a761c24fc128e295
Manifest5a370182508dde6f60d7d136c961c74459cd90c73fbf3fcdb8a5ca1be412590a

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
Signature+iMR91h1+LJMIqWkemx+cWyzubqcJbhmhxj1UiiWB5Rw3dJfFmZnwCKvpWft7WVvcoTNpMsk7ZGG4UhGDBXpDg==
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

2026-09-17T12:16:12.765512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010120
observed 7e058b9456e9dbf457b98fe86619eafd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:12.748066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010120/manifest.json
observed 5a370182508dde6f60d7d136c961c744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:12.728171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010120/publication.md
observed 1de1d79968385bc6a41e5989bcb03fe5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:12.710552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010120/publication.txt
observed febcbc7890b8e9dccb0b5b4e3742e76b...
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.