OpenTechnical

OT-2026-000064526

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000064526) never changes.

Identity and time

Publication numberOT-2026-000064526 · never reused
Internal UUID01a0ae8d-a461-75f3-8988-12887d93005c · 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-2026-000064526
StatusPUBLIC

Content hashes

Canonical textf59c96c6c5f9cc8d90f4870dc13de9509a89661735c9a6a16d020f7c11c070da
Markdown1ec9045f6d8ef37ac68500c294f931fb3a83099701317948a1e77ff18a82df15
PDF
Publication pagebbc3d834b27af9bef7e190a4e3cc24aff7109e270c4af7ffe325238c425b5fc4
Manifestbee39d75b63f9d2bd4ebd3dfc8e2e33ebe925442e9d6489ac032f7beed1a196e

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
SignatureHgSFW5AyGs75cFRHtPxQ4NfHXz/U1O2kT8mK8RdQAOHRSo3lG2V16afH4xMy3Nke4gJ2AkwnyoMAKlVelJ8bDQ==
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

2026-09-17T10:36:44.393964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064526
observed bbc3d834b27af9bef7e190a4e3cc24af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:44.376149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064526/manifest.json
observed bee39d75b63f9d2bd4ebd3dfc8e2e33e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:44.358213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064526/publication.md
observed 1ec9045f6d8ef37ac68500c294f931fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:44.340873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064526/publication.txt
observed f59c96c6c5f9cc8d90f4870dc13de950...
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.