OpenTechnical

OT-2026-000046730

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained blow-off after set-down

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-2026-000046730) never changes.

Identity and time

Publication numberOT-2026-000046730 · never reused
Internal UUID01a0ae7e-d0f3-7135-aa34-0713facaa910 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046730
StatusPUBLIC

Content hashes

Canonical text516a6e7687e17ba3591bc84b98c4f4e724f53f6206141adee89ab13b3e8435ea
Markdowna2123341e2e114f0a7a5f4841cba796811081eafddceb91aa0a2ffd89c470994
PDF
Publication page7b8b7a9c12cc9b8567dbf9cff4027dcedfbc10fae96bd90a0761d91021e7f58d
Manifest6c9c5e3b5f46baf7d62ca42e4d22c44465f5a7cc1850f41f8ff17104cd28c724

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
SignatureHG+nvbIQa1lc95tkDieob5IpDliv9cFFLEcF3toQQ2zvcIZWcLL4UPNzIjrRpYCPOKGbheEbn9nIPVedcaA8BQ==
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

2026-09-17T11:06:47.364618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046730
observed 7b8b7a9c12cc9b8567dbf9cff4027dce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.346790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046730/manifest.json
observed 6c9c5e3b5f46baf7d62ca42e4d22c444...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.330849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046730/publication.md
observed a2123341e2e114f0a7a5f4841cba7968...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:47.313480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046730/publication.txt
observed 516a6e7687e17ba3591bc84b98c4f4e7...
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.