OpenTechnical

OT-2026-000059837

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, vented after set-down

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-2026-000059837) never changes.

Identity and time

Publication numberOT-2026-000059837 · never reused
Internal UUID01a0ae89-ec25-7c11-bcbc-506543e44eb3 · 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-2026-000059837
StatusPUBLIC

Content hashes

Canonical text7d81fe78ffb55e238f26a96985eb6da616dcc26b74c1c64b41c10675d08011b6
Markdown8e88a647a396e026fcacc625ad81dd412f609f405567a8ca5179e5d6420e94f7
PDF
Publication pagea844c268ae8148146ce712424d01808cb797a5eeb4f75826ee7bd71d9b9c6952
Manifesta734a325d09eccfc511aee05a9afadecf90e46a412a8281d95336c9de7936280

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
Signature1CPgu5ryY8XOXov6AY7DgajwIdZGXA1oqWo6Ts0aSYUCvoAR+pSzatZ2CYYNmkgqCPZEnMAM0XfqHvK5bxFuCg==
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

2026-09-17T10:44:35.078680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059837
observed a844c268ae8148146ce712424d01808c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.060798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059837/manifest.json
observed a734a325d09eccfc511aee05a9afadec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.043067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059837/publication.md
observed 8e88a647a396e026fcacc625ad81dd41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:35.024532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059837/publication.txt
observed 7d81fe78ffb55e238f26a96985eb6da6...
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.