OpenTechnical

OT-2026-000064424

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, sustained 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-2026-000064424) never changes.

Identity and time

Publication numberOT-2026-000064424 · never reused
Internal UUID01a0ae8d-a461-758b-8e6c-1da8a7ef154f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064424
StatusPUBLIC

Content hashes

Canonical texta05d35123798c6cf6052b1394c2aa0ec1204a6199dd0439845a57a1c747157b1
Markdown1ac55cec877d487445d6d38a7e487a5eec7de55529ceae4f1210ae463c26bb6a
PDF
Publication page8f3b86503663b98efde2639a9f7585976330e4a1be59625b7dc15409fe5a9e62
Manifestaf0fd40a513d34a33fd2e1f21295c5f34557f32e124ea9f1e18f54b67df4eec2

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
Signature3fDfOqA9OkVXZICRIUAB+5HlLI3CskMtrTwaVvSNGe9Zff9JQ8/uIo8BFSG2AJWyg4NyG59vVyPDg3A2pYMqBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:36.375749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064424
observed 8f3b86503663b98efde2639a9f758597...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:36.358434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064424/manifest.json
observed af0fd40a513d34a33fd2e1f21295c5f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:36.340312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064424/publication.md
observed 1ac55cec877d487445d6d38a7e487a5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:36.324061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064424/publication.txt
observed a05d35123798c6cf6052b1394c2aa0ec...
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.