OpenTechnical

OT-2026-000051166

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, vented 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-2026-000051166) never changes.

Identity and time

Publication numberOT-2026-000051166 · never reused
Internal UUID01a0ae83-273f-7150-b76b-526fe98eeaf1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051166
StatusPUBLIC

Content hashes

Canonical textc9ffaa735e7ee5ecc8f304aa23e059d018ee907f7c8404b4ca96294dd656fb0f
Markdown8af423abee4d1f753e1bd686d6e95711c90f8a77d14a5934589fedfc7beb1fd7
PDF
Publication page105a56f4ae03ff6900cd685d6d01f5f0ac8294dd99de71d7e41adf811f76b449
Manifest99e7d43035ba93103693f4c8d00586cba20901fd3522d3a3a10fd45a0385bec0

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
SignatureQFws00Nltz/X2am1MsW700qRu1bsw+vP9VZktwT0xchLis7to12BXjG7WeDK2rzMguWaxKH5dSHdnGRtzFHLBA==
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

2026-09-17T10:58:56.030837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051166
observed 105a56f4ae03ff6900cd685d6d01f5f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:56.013038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051166/manifest.json
observed 99e7d43035ba93103693f4c8d00586cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.992151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051166/publication.md
observed 8af423abee4d1f753e1bd686d6e95711...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:55.975179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051166/publication.txt
observed c9ffaa735e7ee5ecc8f304aa23e059d0...
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.