OpenTechnical

OT-2026-000046369

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two 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-2026-000046369) never changes.

Identity and time

Publication numberOT-2026-000046369 · never reused
Internal UUID01a0ae7e-57cc-70fa-8e55-ba7850f2bf38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046369
StatusPUBLIC

Content hashes

Canonical text24f7e21c2696907538d10e3ba81ea2b4d956f08cf2ef2c6d3509192c9e12c1f3
Markdownbb3748660e2c5c14abc581537d1260f275ba95f7d65e515c6584e8678c75600d
PDF
Publication page2f20331962a6cd061a32e8817a26572e00d8adef873a78a712d6760798803f23
Manifestccd028a085cedd5624053fb709d47afa84f2aa55b4c6285612d03c8e0a7ddb9e

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
SignatureftYqrdWpDnOvXAJL7W/pAUWPxWQjzKjPgwF3sNuNpaTkrAMZcVLpflr4azXLLCLmn1YAw6TnTMMd2yfU3GjiCg==
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

2026-09-17T11:08:22.088718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046369
observed 2f20331962a6cd061a32e8817a26572e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.071056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046369/manifest.json
observed ccd028a085cedd5624053fb709d47afa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.052945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046369/publication.md
observed bb3748660e2c5c14abc581537d1260f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.033881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046369/publication.txt
observed 24f7e21c2696907538d10e3ba81ea2b4...
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.