OpenTechnical

OT-2026-000059056

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000059056) never changes.

Identity and time

Publication numberOT-2026-000059056 · never reused
Internal UUID01a0ae89-8611-7f06-ae22-16e468135ef7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059056
StatusPUBLIC

Content hashes

Canonical text53da766884ffc63ed1e640b5112595dbdda2a41208f2f55e23bc3623fd187f28
Markdown66223a72b3a65d6fc9e152b357853c0f3ccb9dacb68e95afc856ef0c721655bd
PDF
Publication pagef249ff5f8e52527b93ac1308210674eaf540cac92de44249b2c43227767cb9f7
Manifestd1447f4f0ba46112e931930f407ceaaf68231296d68b7a18b495ef5cdeab549d

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
Signatures2ejQdj3dQaA0dq464o5/0E9qBntXMj3SqxDxhCGJIWsF4+zb6AksgUsvIzvxyTTVPE/vaunCuUm9r90Lu+YCQ==
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

2026-09-17T10:44:52.736093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059056
observed f249ff5f8e52527b93ac1308210674ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:52.719386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059056/manifest.json
observed d1447f4f0ba46112e931930f407ceaaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:52.702137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059056/publication.md
observed 66223a72b3a65d6fc9e152b357853c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:52.683889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059056/publication.txt
observed 53da766884ffc63ed1e640b5112595db...
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.