OpenTechnical

OT-2026-000053859

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000053859) never changes.

Identity and time

Publication numberOT-2026-000053859 · never reused
Internal UUID01a0ae85-735e-7092-8a79-cf6736943922 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053859
StatusPUBLIC

Content hashes

Canonical text06a16f795a79d835d68d39cb8f012d67db7d98dd41186ce8b3955bf4f3226a66
Markdowned847b4629340e58e68f46ff80be2fdc30d3511c665b5162d5c8c53d24791a65
PDF
Publication pagebc4a292ba6bfb9ba7c29aee0255241ab35a257bd9f3becd9042098d281a4f520
Manifestd189ae6955ab3177fdfc9cc529b2d7c35802beebeedfe41e2c66fa947bc65151

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
Signature+H48qlF3UzOVCX6IBGoQYALKcNW9IPs54uNdDKD1DnLI1S7FhbIwsPTJZS2gVmqC5PoAE2+zEPJ/fv+BI+pZDw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:36.893276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053859
observed bc4a292ba6bfb9ba7c29aee0255241ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:36.875814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053859/manifest.json
observed d189ae6955ab3177fdfc9cc529b2d7c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:36.854230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053859/publication.md
observed ed847b4629340e58e68f46ff80be2fdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:36.835049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053859/publication.txt
observed 06a16f795a79d835d68d39cb8f012d67...
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.