OpenTechnical

OT-2026-000038908

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000038908) never changes.

Identity and time

Publication numberOT-2026-000038908 · never reused
Internal UUID01a0ae78-769f-759a-9168-6b024388993d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038908
StatusPUBLIC

Content hashes

Canonical textadb50660cfe9da3e1c8ae9c0932f023f347bffb5e604689fd158ab2b6528735f
Markdown4a3159a65602dc9c9269baea5af6ccbfa8f7743bd449b4ecca7b783ed179b7b1
PDF
Publication page88681e960380059b0e2533b5267ad34fd77a24db9dca4762e3a62b8be485a6fb
Manifest5626e1ee23345477787ce99b46cf0b7864ffadd76d4c182945fe1dc3c620f03a

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
SignaturehQjMhY+L7gAdBEdftdNsCA00ZMTz2Omw4eZGmJzjcUdotlHX4IgVMLWWYVWy8ciQuakVKCED034QogGh2kaFAw==
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

2026-09-17T11:21:34.781929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038908
observed 88681e960380059b0e2533b5267ad34f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:34.764217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038908/manifest.json
observed 5626e1ee23345477787ce99b46cf0b78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:34.747002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038908/publication.md
observed 4a3159a65602dc9c9269baea5af6ccbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:34.729830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038908/publication.txt
observed adb50660cfe9da3e1c8ae9c0932f023f...
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.