OpenTechnical

OT-2026-000065205

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000065205) never changes.

Identity and time

Publication numberOT-2026-000065205 · never reused
Internal UUID01a0ae8e-1df9-7985-8ba5-c7a8e58c41de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065205
StatusPUBLIC

Content hashes

Canonical text94d8b80984a63693fa1e52fcaccc024ca9744a0bfcc24a1f94b4d53457130cd9
Markdowncd9029bbb5963deaf7ad4db774de58fb71d1ba499d0d88442b92242c34afb526
PDF
Publication paged6c8476cd002d2ac97631564f02f58ad0f81f30404595c015f71acde31742028
Manifest1cfa88c7a95da50f8fd34571763cf3f54ca9cfc0e6136340cc37370a351fa8c2

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
SignatureSNzOZAj/vx0p/Kn5hCzWrVcpURir7xZNVd/v5D69q9mOg90dhXnGWqUCYEHOYs6EiHtXMArAtBxsOGIAHQs9Dw==
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

2026-09-17T10:35:03.325451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065205
observed d6c8476cd002d2ac97631564f02f58ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:03.307585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065205/manifest.json
observed 1cfa88c7a95da50f8fd34571763cf3f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:03.289483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065205/publication.md
observed cd9029bbb5963deaf7ad4db774de58fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:03.271742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065205/publication.txt
observed 94d8b80984a63693fa1e52fcaccc024c...
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.