OpenTechnical

OT-2026-000065728

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000065728) never changes.

Identity and time

Publication numberOT-2026-000065728 · never reused
Internal UUID01a0ae8e-46fb-7509-9b5c-368c15512f63 · 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-2026-000065728
StatusPUBLIC

Content hashes

Canonical text2353d5aee280a8088277df72a9df00c524fc565239530ef80a4b0cab7726b023
Markdown7b8b65598b2e09897f4921fa2266ac1b597874828f7debfc8f3a7581c8bc69e5
PDF
Publication page5af75de38b3ae631d2a34db68a8744206083f4846768f9f7fe33b99fc25b8d5c
Manifest6960e34b5da149cd9cfa9580b1de4b836e4a5ee34869840f245e194e999dafe8

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
SignaturevDjXsIf1mb8q3BG6HNsxEcqajtnTkcPxG7b7RHU8LCRk547m0S3JCJm8kSu2WdFZtSLCdTxOuHneD4+vhyWfAw==
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

2026-09-17T10:34:09.220899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065728
observed 5af75de38b3ae631d2a34db68a874420...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:09.204225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065728/manifest.json
observed 6960e34b5da149cd9cfa9580b1de4b83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:09.187063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065728/publication.md
observed 7b8b65598b2e09897f4921fa2266ac1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:09.169162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065728/publication.txt
observed 2353d5aee280a8088277df72a9df00c5...
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.