OpenTechnical

OT-2026-000060693

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-2026-000060693) never changes.

Identity and time

Publication numberOT-2026-000060693 · never reused
Internal UUID01a0ae8a-b7ce-7b52-9beb-f1439c1d1cb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060693
StatusPUBLIC

Content hashes

Canonical text4b30bc2404bfe2092facac534a43a5e5b69a42d75353b2616bc1023d7817974a
Markdown905e382818f420f782889e49495ceb818c11a1799012ee890e656f620cb3259a
PDF
Publication pagef723d5822c8e8c90069646b5ea28ee20f5ca423ccbdbbc969e009d6a1b303bbd
Manifest2a51abaa37d4bccfc057539300aaca2ffce878adebc46c265730748ff3214ddc

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
SignatureXAB10emF0bbngi14tGColo8u0AnXlvxf6N+yTOuaUYn+ejeUKMal6BuKR6JikUSIX3txWAOKwhHoBpHD1XF7Cg==
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

2026-09-17T10:43:20.320516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060693
observed f723d5822c8e8c90069646b5ea28ee20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.303473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060693/manifest.json
observed 2a51abaa37d4bccfc057539300aaca2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.285391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060693/publication.md
observed 905e382818f420f782889e49495ceb81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:20.267824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060693/publication.txt
observed 4b30bc2404bfe2092facac534a43a5e5...
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.