OpenTechnical

OT-2026-000059849

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum 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-2026-000059849) never changes.

Identity and time

Publication numberOT-2026-000059849 · never reused
Internal UUID01a0ae89-ec25-7c6a-86b2-ac437057a10d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059849
StatusPUBLIC

Content hashes

Canonical texte6c5e610beabb4ce9ad863b1b6906e3998ee39a1fa9b78acd071158bc576eba7
Markdowncdcf105fcc5d79c84661d682767e0c84c16a95a2d69b080022a4f6a7d212d2e8
PDF
Publication page9d93518c0f19cc56573ef2bd98976e9a3333d5fb70b8ab7732c9c4b6f9e8d847
Manifestefe4be71691920984edd52117c0684c48533ef7a596c97aaacf8adc88e7737d4

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
Signatures7ClPUuJWGWQtEzPp/uIHTNUHhzeC/uCZDv2oEoFbOwoygsdR1k/xlwvQMAJtnfBBKAOuw4q6EeE2LUM+jeABA==
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

2026-09-17T10:44:36.002882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059849
observed 9d93518c0f19cc56573ef2bd98976e9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.984729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059849/manifest.json
observed efe4be71691920984edd52117c0684c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.969249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059849/publication.md
observed cdcf105fcc5d79c84661d682767e0c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.951306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059849/publication.txt
observed e6c5e610beabb4ce9ad863b1b6906e39...
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.