OpenTechnical

OT-2026-000056206

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two 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-2026-000056206) never changes.

Identity and time

Publication numberOT-2026-000056206 · never reused
Internal UUID01a0ae87-4bd1-705c-8571-411110fcc192 · 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-2026-000056206
StatusPUBLIC

Content hashes

Canonical textcc2158b81e55c848dbf057710e32ba37b02c69206577ecf3b8c512c53dc7b806
Markdown0a1ac5b3b1e7d8481c714f2701254a45241a4905fe7ca26b89c44e79252a1d98
PDF
Publication pagecd449455b4882c1e12808302dde8fe736e485f64515ddcdd9bba399917c34716
Manifestf7ffefc7853e51c6210f013dd390e14f8acbdb834177cc92329767cec20e866b

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
SignatureG56eA09KVMleo1pZptYLTTeTzeuQCRowL50XSAxaWgHe24eNacfpCxRNay5L4JE4YB0rsyUHswXskHGmnTQ3CQ==
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

2026-09-17T10:50:40.693464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056206
observed cd449455b4882c1e12808302dde8fe73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:40.676266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056206/manifest.json
observed f7ffefc7853e51c6210f013dd390e14f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:40.658064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056206/publication.md
observed 0a1ac5b3b1e7d8481c714f2701254a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:40.639533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056206/publication.txt
observed cc2158b81e55c848dbf057710e32ba37...
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.