OpenTechnical

OT-2026-000045276

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000045276) never changes.

Identity and time

Publication numberOT-2026-000045276 · never reused
Internal UUID01a0ae7c-f76a-7600-ada2-d595517dee57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045276
StatusPUBLIC

Content hashes

Canonical text31a487d76b2a8b153a50c437849566249b20f6ed110a661f4e7cbbc3d99986ec
Markdown3ab14ab4e8516d28af8c1a68e0d9203facf932380019e18f9428de6540fc0aeb
PDF
Publication pagef2d758c9a2faefd6aac8fa3817bc50a7f22c7cbd915e11fab1d2fbeb7b7ae1c0
Manifest288baa69a33be4fb79817128f6d0e0139069786a580e8207e10c26e4dc2613e7

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
SignaturehGKg78gCfuTMHM4bGv92xeg5oM9AANRdhJW3D4dKqDb43K8qnQrm0v8TW0Zb6/gVY2qOOKlT8Rfhw4z3n9eVBg==
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

2026-09-17T11:10:29.344709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045276
observed f2d758c9a2faefd6aac8fa3817bc50a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.326157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045276/manifest.json
observed 288baa69a33be4fb79817128f6d0e013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.307556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045276/publication.md
observed 3ab14ab4e8516d28af8c1a68e0d9203f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:29.289716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045276/publication.txt
observed 31a487d76b2a8b153a50c43784956624...
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.