OpenTechnical

OT-2026-000062076

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, 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-2026-000062076) never changes.

Identity and time

Publication numberOT-2026-000062076 · never reused
Internal UUID01a0ae8b-b8b0-74f7-a67a-97ff72f88839 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062076
StatusPUBLIC

Content hashes

Canonical textf909c112f0a3cf01857a7305e1ff79f2cd2adca7dd4b2bd2fca541e7a7d1d19b
Markdowna8e90033c87660cd459abb27576f37d507da513cd553dc053b63c6a8fe0e9415
PDF
Publication page06f22b7819585d8aae188fd425dc3ea7f690350e1f9f6265cd4569a5da8b0cd6
Manifestc71183c1d7dc03ae8adf4a39f482def01c4c875cd16ed43bc27fb1e992f91069

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
SignatureeD0ZvrJXhVJM3i5K0WrbhDHqKGF88ZtB3QxS3YjzYz9YddqJUZvqjynjWAhL/b6OV28TVNYTfNze8AhVd4DGAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:07.593306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062076
observed 06f22b7819585d8aae188fd425dc3ea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:07.573209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062076/manifest.json
observed c71183c1d7dc03ae8adf4a39f482def0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:07.554920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062076/publication.md
observed a8e90033c87660cd459abb27576f37d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:07.537405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062076/publication.txt
observed f909c112f0a3cf01857a7305e1ff79f2...
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.