OpenTechnical

OT-2026-000046338

Publication integrity record

Foam pad vacuum gripper, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000046338) never changes.

Identity and time

Publication numberOT-2026-000046338 · never reused
Internal UUID01a0ae7e-57cb-7e0e-a705-a3bacb63168a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046338
StatusPUBLIC

Content hashes

Canonical text7d4956f27466669cb799df673f881fc4730e7c331f42899f064318724acb306e
Markdownb4f76eb1d2bb0cfd248988abe1de47c918fb6b7b2f9b5e0ae5837cc9ae862c16
PDF
Publication page1e82e7a0e1e8e8386f0cc59f33b800bbd9d8cd525b5abb07c1b4a4588c6697ca
Manifest8d28ded392ae391533170aa18d2dae342cac1ca40cc4b0a8faa4ae9832cb92b7

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
Signaturem9wgE3I6+BD9m+YGTh+zbfSEi6mq5f2bOkLnPx+Fqg+bSM7gz2PmJUAa0HQ7wC19UjqmKVy9sJTjh4WIVzs4CQ==
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

2026-09-17T11:08:19.425222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046338
observed 1e82e7a0e1e8e8386f0cc59f33b800bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.406611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046338/manifest.json
observed 8d28ded392ae391533170aa18d2dae34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.386136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046338/publication.md
observed b4f76eb1d2bb0cfd248988abe1de47c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.334547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046338/publication.txt
observed 7d4956f27466669cb799df673f881fc4...
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.