OpenTechnical

OT-2026-000059339

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000059339) never changes.

Identity and time

Publication numberOT-2026-000059339 · never reused
Internal UUID01a0ae89-8614-7b45-9d22-4d3a98c9c1ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059339
StatusPUBLIC

Content hashes

Canonical textbb3f77e1192b43ac1eeff8dad3fd214dadd963424149808724b14728640b3c96
Markdown55a40cd6f9615ab3a5873534786dde67cc0a69669b2990ead583268af1ca8cce
PDF
Publication pagee8b1f9cafec70c1ea105c0473335a241432bbcbe701ce8bb647bd19992274811
Manifest366b550359e21f66479b724be2e3c964820e5c9ffc00473630a767137ea3bcca

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
SignatureVkUOYYmkIRCjlKuNaElfhXh5aMrIZ/C7zpvhuXPWxPiYD9wYcDg2SYTxVMIMiSFW7mbELc0lNi8FVZ21NX0/DA==
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...

Independent retrieval

2026-09-17T10:45:59.794690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059339
observed e8b1f9cafec70c1ea105c0473335a241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.777952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059339/manifest.json
observed 366b550359e21f66479b724be2e3c964...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.761274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059339/publication.md
observed 55a40cd6f9615ab3a5873534786dde67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:59.744835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059339/publication.txt
observed bb3f77e1192b43ac1eeff8dad3fd214d...
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.