OpenTechnical

OT-2026-000023908

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line 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-2026-000023908) never changes.

Identity and time

Publication numberOT-2026-000023908 · never reused
Internal UUID01a0ae70-aed6-7047-a8ee-8350e4d497d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023908
StatusPUBLIC

Content hashes

Canonical text6086dd6eefe1bae209bb369c03f7d4f06143a08a3d0fe7d5d4a3ce43b8b97b91
Markdownfd9ee0e336e62d8905c10314b03e170e78fd7d1ecd97e992254ab5dc80fdc792
PDF
Publication page852bff4f6807158c728aaba06f6190bfa516fe884a906e930c9d651eddb84e78
Manifest7ed9152ebdabdd32a2df1fd8674991ba1bf0761e25c5686d7dcd138ce0c977bb

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
SignatureZmQO+u61NDUdMKA9tCTAYV0/uggaCRjvT07SgZP0iDh82aWCLE8/Iwrd6FEOMtDshEqlAloiiY0NWqjcGOmdAw==
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

2026-09-17T11:50:31.594923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023908
observed 852bff4f6807158c728aaba06f6190bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.576797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023908/manifest.json
observed 7ed9152ebdabdd32a2df1fd8674991ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.557044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023908/publication.md
observed fd9ee0e336e62d8905c10314b03e170e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.536444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023908/publication.txt
observed 6086dd6eefe1bae209bb369c03f7d4f0...
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.