OpenTechnical

OT-2026-000038852

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum 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-2026-000038852) never changes.

Identity and time

Publication numberOT-2026-000038852 · never reused
Internal UUID01a0ae78-769f-745f-8d94-31ca7a8b591f · 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-2026-000038852
StatusPUBLIC

Content hashes

Canonical text1254b152229ea88da7e0f20748b62189b77aa37fda8c260f02278e8990ff18d7
Markdown0aa60d28b4644c65afeae3db4b04d60ceb4bf01b4b6bebd4440056d65c56d375
PDF
Publication pageb1c4aa6f2c1658bb3b01cf7673682055294a8e727825d0d2bcb793c8b1d766b1
Manifestea8d0f316317e854145a5018ce7fd701e1b66bf2a13db6db9b591e2f8aeafaab

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
SignaturetF8FIMv5M10CYZa2son0t/1C/sllcrGfJBgeMJNlT+dy/kjutglEzLb1J98sbPIdjs0CiArTJqG2Z25jueF4DA==
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

2026-09-17T11:21:25.553932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038852
observed b1c4aa6f2c1658bb3b01cf7673682055...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.533543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038852/manifest.json
observed ea8d0f316317e854145a5018ce7fd701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.505700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038852/publication.md
observed 0aa60d28b4644c65afeae3db4b04d60c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:25.486491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038852/publication.txt
observed 1254b152229ea88da7e0f20748b62189...
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.