OpenTechnical

OT-2026-000056358

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000056358) never changes.

Identity and time

Publication numberOT-2026-000056358 · never reused
Internal UUID01a0ae87-4bd2-721a-89cd-cd6b24ed2e73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056358
StatusPUBLIC

Content hashes

Canonical text6290c82821c3ed64421c2588feaa0b2eb567d1d2f0af93ad606e9132e4b686d5
Markdown959562fe6201eefdc6747c976edb44901a15054ad518b19ddd55f1f358f55dff
PDF
Publication pagebfe5570b2337d1128f1a7c40c13b09985bc4eabbfef39d84c84e11da423d1697
Manifest10af4a3546c2a524f9c812ba05a2fe432330b6217cbdbf5a7fcee14177f40c43

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
SignaturegsmTFEdPvsTtCwlP6NoGTvAJX7IIC0DpdNEDqGNUveDcOQPDxYaAMl32yu+Os2wHMIdSbAhIL2RivRAxCacsCw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:52.311925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056358
observed bfe5570b2337d1128f1a7c40c13b0998...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.295709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056358/manifest.json
observed 10af4a3546c2a524f9c812ba05a2fe43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.278094ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056358/publication.md
observed 959562fe6201eefdc6747c976edb4490...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:52.258678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056358/publication.txt
observed 6290c82821c3ed64421c2588feaa0b2e...
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.