OpenTechnical

OT-2026-000051710

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000051710) never changes.

Identity and time

Publication numberOT-2026-000051710 · never reused
Internal UUID01a0ae83-7c83-7916-95f2-8e4623a01d24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051710
StatusPUBLIC

Content hashes

Canonical text8f7ab66ab4eea724c77d0b252b6f7e54222dd272e875f0eb7a9037e80842416e
Markdown8146fd8bf91af55945527c59f2ec635e9a83d7b03f647b0ae1a9380d3fa7c5ae
PDF
Publication page3e6fb1bc36f0cb18d43b130f32f75902d097777f0ee95302698e864aadd61d68
Manifest0a9a3d85bace87fada76c43aa2b972582567c4803e0bcfa8922eec9369c8d8ce

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
SignatureNmCyRCR70vSe+luJ9JAGZGsxSrz4IV1zXRSY+Fa5c8SMBkTBvmUp9RHSs7DWq6+b03yh5pAQmBmes9BFJegrCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:35.580021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051710
observed 3e6fb1bc36f0cb18d43b130f32f75902...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.561426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051710/manifest.json
observed 0a9a3d85bace87fada76c43aa2b97258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.543154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051710/publication.md
observed 8146fd8bf91af55945527c59f2ec635e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:35.523347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051710/publication.txt
observed 8f7ab66ab4eea724c77d0b252b6f7e54...
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.