OpenTechnical

OT-2026-000029998

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000029998) never changes.

Identity and time

Publication numberOT-2026-000029998 · never reused
Internal UUID01a0ae73-ac49-7c08-8679-db7fb7ba6e74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029998
StatusPUBLIC

Content hashes

Canonical text6f948186e20308421a3aa49134cc78fffa9b49eea3306733ba1cdb309c56fb2b
Markdown2afe814f5d3aadea8db27c17e0ab5bc99f099918262782b5cb2bd9868e99ba3d
PDF
Publication page26a15abc277e79d6580887b5f3089c65f44463123f36090da2bde2b928be137e
Manifestfb5c3bd775646571754c4602cb6c1f89c7eac3b24ec6206f0f11482f20a16519

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
SignatureELYfwnRAI/zh6zQn5MnFMJ2H7Mrk4UE95MUs3cU5PCctnTYD0KrF+22Mqvj+bMRfxnNZGqNYd8RVaGcZKrVbCw==
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

2026-09-17T11:38:43.569480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029998
observed 26a15abc277e79d6580887b5f3089c65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:43.553260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029998/manifest.json
observed fb5c3bd775646571754c4602cb6c1f89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:43.535680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029998/publication.md
observed 2afe814f5d3aadea8db27c17e0ab5bc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:43.517672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029998/publication.txt
observed 6f948186e20308421a3aa49134cc78ff...
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.