OpenTechnical

OT-2026-000044497

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000044497) never changes.

Identity and time

Publication numberOT-2026-000044497 · never reused
Internal UUID01a0ae7c-39d8-723c-a78f-d2a171ee080c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044497
StatusPUBLIC

Content hashes

Canonical textadb354d2e9c1dfcfbe2741157e0534a24c918be9f884e31923313ffadd83be95
Markdown40b6a7f009e354cb451d9068025b426541f7a39ffbc557547659a0f896b45cdb
PDF
Publication page7b76db701169cb5662d6ca4ba55edd709f892f94757e1db4f7c08faea74a4a92
Manifest5576b331997116b487b1d686d59e982be68ea3230da62e5c928c63f74a5d4a63

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
SignaturefJWuoaxAR25V4FBXj8DU0RhRkrBanGUTnx20na+aSNrz/rvN5swhnlHdbZ4XVSM1Na1kXrgYqUtdVeSmXPApAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T08:30:58.080327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044497
observed 7b76db701169cb5662d6ca4ba55edd70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:58.064875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044497/manifest.json
observed 5576b331997116b487b1d686d59e982b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:58.047814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044497/publication.md
observed 40b6a7f009e354cb451d9068025b4265...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:58.029435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044497/publication.txt
observed adb354d2e9c1dfcfbe2741157e0534a2...
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.