OpenTechnical

OT-2026-000051089

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000051089) never changes.

Identity and time

Publication numberOT-2026-000051089 · never reused
Internal UUID01a0ae82-c7b5-7cfa-a834-a9d9c5ac5824 · 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-2026-000051089
StatusPUBLIC

Content hashes

Canonical textde810e6a5383ab4e4d7cb20f23b08ee38a3dc725bb46571c7aeae6d06f861e90
Markdownfc85d42723f85381826c446ac08877a6c31b3ae96468a63d173db0fe4f16f7d6
PDF
Publication pagea759d2ad86267450e32eb5ad38311bda9cc7b04fec156fa3b39804bb9adbe0a7
Manifest1e9e8cb51951e1d1cf65b2a55a8174f7d61e3b9e38df775324ebea90f75505cc

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
SignaturebbbvRpnOsr7Zb1WB0MwoIiHWYA3PaOjm8ABDXSAQEozWz5dtiUOa8WWKUPGYPtH+f1buH3zpFkeqFFB8NQMGAg==
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

2026-09-17T11:01:01.655175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051089
observed a759d2ad86267450e32eb5ad38311bda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.634792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051089/manifest.json
observed 1e9e8cb51951e1d1cf65b2a55a8174f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.612913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051089/publication.md
observed fc85d42723f85381826c446ac08877a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:01.591937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051089/publication.txt
observed de810e6a5383ab4e4d7cb20f23b08ee3...
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.