OpenTechnical

OT-2026-000038888

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-2026-000038888) never changes.

Identity and time

Publication numberOT-2026-000038888 · never reused
Internal UUID01a0ae78-769f-78c9-8be3-908fb1ae406a · 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-2026-000038888
StatusPUBLIC

Content hashes

Canonical text54572b6801bae4bb2c7f07d4f21398a9f18a1b4a44afaccc68c52c1c0e1443b3
Markdownf26d9ed12c9b4726aa0328f32683530d875c43d4fd001199e6746c52ad8d5933
PDF
Publication pagedbf556f89e418414ef107287cf2c1fdd483453f21883084374dfcdfddcd6c9d0
Manifestf7bc0025945cab6bd50987735c781dc9c1f34a6e2f543d60a014acf9486e2156

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
SignatureFHtwZjTYVnlWiBcjPDnBvYEfahoPovSFtRMzP1W43jRwlczjvsZ0Lp+Wt9zWzApuHaCIo8SBlBnrVdE5wPldCA==
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

2026-09-17T11:21:33.239632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038888
observed dbf556f89e418414ef107287cf2c1fdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.220076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038888/manifest.json
observed f7bc0025945cab6bd50987735c781dc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.199775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038888/publication.md
observed f26d9ed12c9b4726aa0328f32683530d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:33.178549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038888/publication.txt
observed 54572b6801bae4bb2c7f07d4f21398a9...
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.