OpenTechnical

OT-2026-000018910

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, manifold 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-2026-000018910) never changes.

Identity and time

Publication numberOT-2026-000018910 · never reused
Internal UUID01a0ae6e-d522-7478-b590-05ca4a0ae96c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018910
StatusPUBLIC

Content hashes

Canonical text26a0579942004e2860f8eea8c08e93bc2e80d7c7b9216b673f58ed4af588fde1
Markdownff9670b2016033023fd439db4a74b39579b986a65b8efd3d27d07b1168923c57
PDF
Publication page534ce41b004e38a9bdf83a5b226f81789c6e9ca5c72bebbb8ff8cc8e9f60ed1b
Manifest8b0845eb9db62bf9af0460496fced6542fef805fefa66e924c672d65d3557629

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
SignatureVJebFSU9qx95OX30RR9bw4prCAo/FQWUobCEhmA1aZKQChDNVB1LkI+kby63lxHX/9M0QR+u2SHakF+ZgB9iAQ==
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

2026-09-17T11:59:34.080883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018910
observed 534ce41b004e38a9bdf83a5b226f8178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:34.059234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018910/manifest.json
observed 8b0845eb9db62bf9af0460496fced654...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:34.035984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018910/publication.md
observed ff9670b2016033023fd439db4a74b395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:34.015674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018910/publication.txt
observed 26a0579942004e2860f8eea8c08e93bc...
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.