OpenTechnical

OT-2026-000058407

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000058407) never changes.

Identity and time

Publication numberOT-2026-000058407 · never reused
Internal UUID01a0ae88-f39a-7b5e-b32d-896f28b38f62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058407
StatusPUBLIC

Content hashes

Canonical textd856369b5803fa68a090581ab53405da2cddcb78443fe1eccb2067b823c9733d
Markdownc4c40a1288870c2cc51896c65597ffbe554367003fd30828fe7c5a45b993c8d6
PDF
Publication page9d1d1e5a92ef693f9b048a850ad79c6482da88292f6e9548a5ad192e62f597f7
Manifest9adab1826ea9411992da42d6550c531b07bebf1dc981533c71c8fa76adc6e1bd

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
SignaturefEGANM0nsuOAgsM8KEW70uPwzAS1IcwSskK5eainVzUpwxKjFHJhtGV6V1kC7mD8P3qnFcnQvaoVduLzWipPDg==
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

2026-09-17T10:46:50.280680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058407
observed 9d1d1e5a92ef693f9b048a850ad79c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:50.263661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058407/manifest.json
observed 9adab1826ea9411992da42d6550c531b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:50.246285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058407/publication.md
observed c4c40a1288870c2cc51896c65597ffbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:50.227798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058407/publication.txt
observed d856369b5803fa68a090581ab53405da...
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.