OpenTechnical

OT-2026-000066545

Publication integrity record

Six cup vacuum gripper, six 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-2026-000066545) never changes.

Identity and time

Publication numberOT-2026-000066545 · never reused
Internal UUID01a0ae8e-ce41-75fe-88cb-bfbacbf36553 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066545
StatusPUBLIC

Content hashes

Canonical texte715eb75a32d08c895c9bb1100f994380e80336040b47f39bd318b846f7c8c6d
Markdown5b3679f11e55d0955f870c4cc80097955a459a1bcdeb2c1845ced1937e35d6f1
PDF
Publication pageeda65e85f7e09dc5ae8ddc864cc71971e6122e2985d42df19e4f66373407ff72
Manifesta80728e498ff9efd9f03e0a333d14123f8660a538151e64e425e63bb3ceabf0e

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
SignatureZEUeTQbn0wEZ/q9EHMlU66UeKyZfBQ68JWbRL0Nhhgkcv6hJg21ftxGDOXU0jyMPeRlZF7/HWWxeNv+JybKUBg==
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

2026-09-17T10:32:48.751124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066545
observed eda65e85f7e09dc5ae8ddc864cc71971...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.735285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066545/manifest.json
observed a80728e498ff9efd9f03e0a333d14123...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.719501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066545/publication.md
observed 5b3679f11e55d0955f870c4cc8009795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:48.703150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066545/publication.txt
observed e715eb75a32d08c895c9bb1100f99438...
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.