OpenTechnical

OT-2026-000058651

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000058651) never changes.

Identity and time

Publication numberOT-2026-000058651 · never reused
Internal UUID01a0ae88-f39d-7c2a-92a0-3c6c6dc79f77 · 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-2026-000058651
StatusPUBLIC

Content hashes

Canonical text0f0d87cbba7f489c7c3425fa829b12fc6dadf990db50f01330b6a08811fb63d5
Markdown82a2dbb72c5fb8fad5afda424c875922bc3367eac9aa8b0f381688c2f002c3cf
PDF
Publication pagef337f2cecf8866e5c222bf9489ffc3e3fa043079bc360b123dd1b7d94f8c3662
Manifeste17b96a43c1274c6bf9ee4c7a4da1d77ac0a42806824920345483b32885407b1

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
SignatureZUudZSXkcAb/YeRPW8KMVF92eFu5lB3jDI67PJuyAbObMhTLuPIAoyR/s7Iv/6r1X+CffizP+h/6KY1deY6VAA==
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

2026-09-17T10:47:09.832704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058651
observed f337f2cecf8866e5c222bf9489ffc3e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.814398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058651/manifest.json
observed e17b96a43c1274c6bf9ee4c7a4da1d77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.798268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058651/publication.md
observed 82a2dbb72c5fb8fad5afda424c875922...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:09.780294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058651/publication.txt
observed 0f0d87cbba7f489c7c3425fa829b12fc...
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.