OpenTechnical

OT-2026-000038057

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038057) never changes.

Identity and time

Publication numberOT-2026-000038057 · never reused
Internal UUID01a0ae77-f88b-7dd1-8e71-f2b83c0f1da5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038057
StatusPUBLIC

Content hashes

Canonical text15ab9e7cee353e186607cf7933c72e211a687f257fe5a14e5c3fc039bfb7940d
Markdowne3062c3f4acc036406f75b5bb3c4af99c0232ee6276dda248874ba34b9a0fecc
PDF
Publication page9a70264b634bdaeadc7dcf0c71e63d65d54f742c4e84cb777b2ba6c8c7fbaa3f
Manifest1e865b0f6a2d79ace69da37d3bf09d47c46d740da1f23cb4d9abccfe06f99c5a

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
SignatureHdroVAOFz9UAXf2jwV5WSN31ViKa6URICx2SUrR7YYEuSjZ3PlCUx2OJt47vBTunYPOshCmyy8G/MN9xx5ptCw==
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

2026-09-17T11:23:22.648302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038057
observed 9a70264b634bdaeadc7dcf0c71e63d65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:22.629793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038057/manifest.json
observed 1e865b0f6a2d79ace69da37d3bf09d47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:22.610159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038057/publication.md
observed e3062c3f4acc036406f75b5bb3c4af99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:22.580454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038057/publication.txt
observed 15ab9e7cee353e186607cf7933c72e21...
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.