OpenTechnical

OT-2026-000010202

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, sustained blow-off 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-2026-000010202) never changes.

Identity and time

Publication numberOT-2026-000010202 · never reused
Internal UUID01a0ae6b-cb7b-7421-9573-76130d6fde4a · 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-2026-000010202
StatusPUBLIC

Content hashes

Canonical textf08758dc6ffd1bccc526c87853c5f4c6b1c772106ddb5c25c13ffd7654969aed
Markdown887e56a36a73ecc1cb05a6a703bbdfca4506d17be5217f6c4a43e06cb2d583ba
PDF
Publication pagef0af5ed4f4d2fa5cf4a0fbf2b539ccfc49466460f32e6c3bbd34d044eaf41c1b
Manifest163776175e05b9a4746c542151867b38ba575e21fb9c85203809f4a1ee195ab6

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
Signature2MhxFN+r8JoJ70x7xNMEigU1slc8/ec/f5aA6XacmAtrrPLm1OXSKYQj4SGT6QhLNyzb7uKDWLFN9lO0dBV2Cg==
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

2026-09-17T12:16:19.419475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010202
observed f0af5ed4f4d2fa5cf4a0fbf2b539ccfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.399768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010202/manifest.json
observed 163776175e05b9a4746c542151867b38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.381025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010202/publication.md
observed 887e56a36a73ecc1cb05a6a703bbdfca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:19.362743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010202/publication.txt
observed f08758dc6ffd1bccc526c87853c5f4c6...
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.