OpenTechnical

OT-2026-000082803

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, sustained 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-2026-000082803) never changes.

Identity and time

Publication numberOT-2026-000082803 · never reused
Internal UUID01a0ae97-8cc9-76bc-b27a-cb98c093e3ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082803
StatusPUBLIC

Content hashes

Canonical textb04468d6f09613d2af6e82501fe4b1d6c52f984a784b906f29a8dbdaac953cc1
Markdownf4d69a47d7dec4bab2c11ac7b71d8c683533d4f34b32abcf9ff7111426e4c3e5
PDF
Publication page65e53e2278529c4f57b1c850486a1cbc137674e332ddbd2fa68de55fed335f92
Manifestaef69f50a53f55da94a7dfcc5c9bac9dac95297d3396ba7ae5bfd5714a974b5e

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
SignaturevLSSG3y5uA4HwZ0wYt2F5qzPj/FqsJ4LNAYeXbYKaHax9QO+L3BpJkuBkFMLiCA6ZN0nBYxXUlAVBb/UMEUxBA==
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

2026-09-17T09:58:23.792731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082803
observed 65e53e2278529c4f57b1c850486a1cbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:23.777194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082803/manifest.json
observed aef69f50a53f55da94a7dfcc5c9bac9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:23.760637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082803/publication.md
observed f4d69a47d7dec4bab2c11ac7b71d8c68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:23.742939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082803/publication.txt
observed b04468d6f09613d2af6e82501fe4b1d6...
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.