OpenTechnical

OT-2026-000026222

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, manifold 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-2026-000026222) never changes.

Identity and time

Publication numberOT-2026-000026222 · never reused
Internal UUID01a0ae71-a841-7afb-8c53-a0446c3accb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026222
StatusPUBLIC

Content hashes

Canonical textad6bc5bcd4b8009b6bcc6f15edc3f6ed13f26184e1ff517be57103469d7a1410
Markdownb68fb87ece10aad2a99df315c552e0ad1fc6445f0b71c76c7bf0c7ff274f76de
PDF
Publication page450048ff5fa3805bde8480fbada6b28bf3eecbf8c03fbf04012303bf6d046106
Manifest52aca0a1e2e9a22d1c822adfaf1d3921a650f9eada17bbbdef6e7240c612c259

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
Signaturep0LGXba6+EHMlQpqi+cDIMK9ODpO+MhVzM7S/oUo5pcN1W6cjm3dFXo/HmIicSXPmrKH67HydyecMgQFZQAACA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:46:44.631365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026222
observed 450048ff5fa3805bde8480fbada6b28b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:44.594805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026222/manifest.json
observed 52aca0a1e2e9a22d1c822adfaf1d3921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:44.571028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026222/publication.md
observed b68fb87ece10aad2a99df315c552e0ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:44.519538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026222/publication.txt
observed ad6bc5bcd4b8009b6bcc6f15edc3f6ed...
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.