OpenTechnical

OT-2026-000007810

Publication integrity record

Single cup vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000007810) never changes.

Identity and time

Publication numberOT-2026-000007810 · never reused
Internal UUID01a0ae62-8d39-77fd-a37f-79d37e8e0a77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:29.414051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007810
StatusPUBLIC

Content hashes

Canonical textf8947418a212a2549c348d10acf4e27651576c6f2445560c5aeb52f8013b352e
Markdownaa089e8c49a40eccd07787e7c4ea5879503acb22f659fb734bdbb3b6c9e0d076
PDF
Publication paged34e1bd02917c96f465bfa1e60ca6adb6c508598cbf17393e324c93fdec809f3
Manifest0c69dd8d2da1401302390d650de75364df2768be57c9e06820e36cf7c697d28c

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
SignatureNwCpvcQjxAjGbE5ZyzMWujqo/C+GaZo2/TwD/QKLHuFspfMK2/Gd/IfnKRWwKQHFSLyM8p+UsELGsfc1/k6ABw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:03.851162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007810
observed d34e1bd02917c96f465bfa1e60ca6adb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.832713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007810/manifest.json
observed 0c69dd8d2da1401302390d650de75364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.815478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007810/publication.md
observed aa089e8c49a40eccd07787e7c4ea5879...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:03.798626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007810/publication.txt
observed f8947418a212a2549c348d10acf4e276...
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.