OpenTechnical

OT-2026-000065594

Publication integrity record

Foam pad vacuum gripper, common isolation valve, 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-2026-000065594) never changes.

Identity and time

Publication numberOT-2026-000065594 · never reused
Internal UUID01a0ae8e-46fa-7cf5-b8ad-7059e1bfbf91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065594
StatusPUBLIC

Content hashes

Canonical textddae642300613d772ab67657badd31148a28e6371bd0970e5c1794e5a1aac1bf
Markdown5df18d4e0d84b6a0ae5b736868526ed4076a5614b2dbe1cca473344a4d920833
PDF
Publication page5a7a11c410dd741aa41f63cdc4ed8b1516db639af9811bafed5eb48b77bf154b
Manifest19d65f1d114b9582fa0e20dc0893374dda6ea4815a98a3a78125bd83c08adbad

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
Signature8QXIn5HyZmWyxIUv/kONG824TdztDT0q5iKjrJNUQfkuuNGBvfvfNM7VVOW+ovG/JTeIbKOFpAybQnHeUtEaCw==
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

2026-09-17T10:33:57.578697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065594
observed 5a7a11c410dd741aa41f63cdc4ed8b15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.555594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065594/manifest.json
observed 19d65f1d114b9582fa0e20dc0893374d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.527990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065594/publication.md
observed 5df18d4e0d84b6a0ae5b736868526ed4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.501193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065594/publication.txt
observed ddae642300613d772ab67657badd3114...
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.