OpenTechnical

OT-2026-000018115

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000018115) never changes.

Identity and time

Publication numberOT-2026-000018115 · never reused
Internal UUID01a0ae6e-b487-7998-be79-91da3bd9aee4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018115
StatusPUBLIC

Content hashes

Canonical text77ac0da9e3694c640f16e9ba450ed340c6f60f2721a1992806a52d7d3c3b70d9
Markdown8a1e9479f33770e4d0df064cf8eb52b62fd73d2b6a2e818edc036f71e91b592f
PDF
Publication page18ca5a63849b43882e04ffdb465d3285ba062eab0f906a8e642dfd0eb29e3023
Manifestfd4ee13aca02d817c291d04d73a0187f912d5ccb2c84adc29284dd5228da1e64

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
SignatureII3ia+IMmqIR3N5vd5JOQtNBr2POg4WH9iA6wem1jCTT0U9D4ScC+uf2M4qnD5D0fVaZQlXEehie6mAqhBifDg==
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

2026-09-17T11:59:51.344353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018115
observed 18ca5a63849b43882e04ffdb465d3285...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.325536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018115/manifest.json
observed fd4ee13aca02d817c291d04d73a0187f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.305932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018115/publication.md
observed 8a1e9479f33770e4d0df064cf8eb52b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:51.287656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018115/publication.txt
observed 77ac0da9e3694c640f16e9ba450ed340...
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.