OpenTechnical

OT-2026-000063750

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000063750) never changes.

Identity and time

Publication numberOT-2026-000063750 · never reused
Internal UUID01a0ae8c-f946-7c47-96ff-c23656e14749 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063750
StatusPUBLIC

Content hashes

Canonical text2eb4a82f7f6915d86c6dc7a0e5564c09d8ee54013217c7cd52c0c2c284c0b70b
Markdownb1837550d776221201d4452d3e35419f78e5aa6bf1149b09081e538ae5bc6334
PDF
Publication pagecb27eba67770e3353dad3928c9affdc051824e45f569148bae54b78d2d8d2775
Manifest3ddce3ae7a950f9a3642ba8a53684a20a457053abab1f46fd80db94183f61995

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
SignatureC14/kmDKGEXHndN0fEiyXT9oXHPByh4rX67Fq+b+eZd1+GGvYy7kV1b/9SUJcxaA03kjrvWe339gzw1KFofXBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:53.088176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063750
observed cb27eba67770e3353dad3928c9affdc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.070962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063750/manifest.json
observed 3ddce3ae7a950f9a3642ba8a53684a20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.052691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063750/publication.md
observed b1837550d776221201d4452d3e35419f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:53.033580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063750/publication.txt
observed 2eb4a82f7f6915d86c6dc7a0e5564c09...
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.