OpenTechnical

OT-2026-000017826

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000017826) never changes.

Identity and time

Publication numberOT-2026-000017826 · never reused
Internal UUID01a0ae6e-96fb-7fa1-9a43-102dff26eb06 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017826
StatusPUBLIC

Content hashes

Canonical textcd7ee81f5a718d9be0058a0392ce55cab834c3fdfcb8b5830a17c56b6555a65a
Markdown755f4e4b92a052306c9d24f3c97cb66a9e5fa5c35f9b368490037cd078cf666c
PDF
Publication page94f79d0507e0649d363bd30b3d5f493e9299e5d2bafc7ca88ff2762509749b54
Manifest53ce9b94c9ce2671170f2076bd710ef9bbf080190e5da0961392e597c09899c8

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
SignatureAPEdXWcIUm97tuwXWa5ihNfCE7DbFij3r3AjaXlSaf9fqZ1ob4y86F00WlMrh6yHEBA04wlDjNVPkAVn0ew4DQ==
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

2026-09-17T12:01:47.999883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017826
observed 94f79d0507e0649d363bd30b3d5f493e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:47.983282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017826/manifest.json
observed 53ce9b94c9ce2671170f2076bd710ef9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:47.968461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017826/publication.md
observed 755f4e4b92a052306c9d24f3c97cb66a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:47.951452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017826/publication.txt
observed cd7ee81f5a718d9be0058a0392ce55ca...
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.