OpenTechnical

OT-2026-000051113

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000051113) never changes.

Identity and time

Publication numberOT-2026-000051113 · never reused
Internal UUID01a0ae82-c7b6-7817-b9b0-89ea4eb3da9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051113
StatusPUBLIC

Content hashes

Canonical text1ce263d664690fdcc00c6648437ec45c7e249020f049f8d792fb119559224797
Markdown9257b2b5a15d70cb9e78aacbd8001a9da0f3c9d74e5aaf916dc096d30d8732c1
PDF
Publication pagec8590cad9adf8a0ccde8b7645702422f85709efc85c58f922027c5a87066b452
Manifest65c98d9206e5254ca9589ad7e004369553c1983ba211ac2909187a237d3e15e7

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
Signaturehg17WQUrekPbCo80Z9SvErdxkDWHm7oLgHT5oxVXi36Hm7yDWQeubtPxXugDKl5iFCUWZPLnWpz0Km5uAZerBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:01:03.568248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051113
observed c8590cad9adf8a0ccde8b7645702422f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.550147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051113/manifest.json
observed 65c98d9206e5254ca9589ad7e0043695...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.532160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051113/publication.md
observed 9257b2b5a15d70cb9e78aacbd8001a9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.513665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051113/publication.txt
observed 1ce263d664690fdcc00c6648437ec45c...
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.