OpenTechnical

OT-2026-000011576

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000011576) never changes.

Identity and time

Publication numberOT-2026-000011576 · never reused
Internal UUID01a0ae6c-8900-7ea4-b6f8-d4130a998221 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011576
StatusPUBLIC

Content hashes

Canonical text4482933e8a436f2fa3c8b846bf91428e1b7bd451475d2b9c83ff39e51a15671c
Markdownfae355d6d4518b68519c3a3a809d85872d324e5e4112afe9a45a532261b688bd
PDF
Publication page35d1960442c8d4a7721d9a3eab0dc1d43123869442f1927c6807f2fabe59da7b
Manifest1537cf07531882046231193ec39fb3159a94fc1e2a3626d85e6b79793daae684

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
SignaturelgyNfe0ol39251YXhPw+tr/O+wx3QlyJPlHfagYh/WVhv72/4SFo/e0xwoH3lOw+Cp37HDK+k1B7S+iONWLPBA==
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

2026-09-17T12:13:28.595391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011576
observed 35d1960442c8d4a7721d9a3eab0dc1d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.578207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011576/manifest.json
observed 1537cf07531882046231193ec39fb315...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.561350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011576/publication.md
observed fae355d6d4518b68519c3a3a809d8587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.544057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011576/publication.txt
observed 4482933e8a436f2fa3c8b846bf91428e...
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.