OpenTechnical

OT-2026-000101782

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000101782) never changes.

Identity and time

Publication numberOT-2026-000101782 · never reused
Internal UUID01a0aea4-0e17-7500-87b8-fae27804cdcc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101782
StatusPUBLIC

Content hashes

Canonical textc34f0eeba254b00649eb28951c4184bbb2053edd214f5c7ce3a05b95727c53d3
Markdown80c97b40d1cb103e6e60f972807ebd0c58b1e0c2d79ba467d9f9a70b0a59bbad
PDF
Publication page653204e7cd41ad8168c7e948617ff917d2ec06249707512fd0c2d80eda2da053
Manifest426b5513fb80785d8a341159b17b465577b1e0737a69a9bb6d8934e890ed4e51

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
SignaturenEShvErgZ6kuq1vMhIZ25jG6RXCMcCWxDgXmjLPTyGSErbGJO5QloGrQN0j18sq0wz4T2I+erXbfczUvBTUrBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:16.683876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101782
observed 653204e7cd41ad8168c7e948617ff917...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.666386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101782/manifest.json
observed 426b5513fb80785d8a341159b17b4655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.648531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101782/publication.md
observed 80c97b40d1cb103e6e60f972807ebd0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:16.629910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101782/publication.txt
observed c34f0eeba254b00649eb28951c4184bb...
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.