OpenTechnical

OT-2026-000025531

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000025531) never changes.

Identity and time

Publication numberOT-2026-000025531 · never reused
Internal UUID01a0ae71-5fa8-713d-95f2-6531fc812439 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025531
StatusPUBLIC

Content hashes

Canonical textf05568aa59d7cc45d3c7a2b6b841e1f371fdfe6a8f063b8cb9c6a243ea383245
Markdown7aa02ebba32e2df15064df7a373b3283443d51a1546230793bfbe2ad95ee9ab3
PDF
Publication pagee7ec5bc759c3fb7cb3a5f85ff30231e1e7fae4bd634087600b6cb720ce3bbeb7
Manifestd727fcc937d3b4749a44d97640f2d5d9c620725e4e171b580cafa31ac8356ef3

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
SignatureUueDys4yHDz67K+nFcEYovTIH+KDRiuxIJEBQZ4axUS8Vb+0R8rwRj4JPeGPUmeRZnSoiTEJe8CGiqoC1AuqDw==
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

2026-09-17T11:47:40.526176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025531
observed e7ec5bc759c3fb7cb3a5f85ff30231e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:40.507671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025531/manifest.json
observed d727fcc937d3b4749a44d97640f2d5d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:40.489755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025531/publication.md
observed 7aa02ebba32e2df15064df7a373b3283...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:40.472326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025531/publication.txt
observed f05568aa59d7cc45d3c7a2b6b841e1f3...
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.