OpenTechnical

OT-2026-000063869

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000063869) never changes.

Identity and time

Publication numberOT-2026-000063869 · never reused
Internal UUID01a0ae8d-53bb-7bf1-9181-1948289154ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063869
StatusPUBLIC

Content hashes

Canonical text86d480e3edeea07824e0dbf0270258ac830f8eceffd8d76a48bfa17ec0f9fe35
Markdown5dc846c30c39a833370dfe979d5277e812ae0f5e8f3e05c27b17e19d502e77b5
PDF
Publication paged37bec8dae9eecc9ce2b4524bb13bf9be4577db5b7a597bed33795e5d5fb7a81
Manifest9d21c344d132d520767c9518d59c0bb6ac32c7940f9c1c812bf8b94dcfc9e974

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
SignatureWnZgFuNkZZFrSNz/UfN7ZOwWMuHFpsn4azxjYbFx0QbjVsL+k+W4C3y2cPkjL6X8DcVnDOwHonF66/S+r/MsDw==
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

2026-09-17T10:36:54.466866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063869
observed d37bec8dae9eecc9ce2b4524bb13bf9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.445912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063869/manifest.json
observed 9d21c344d132d520767c9518d59c0bb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.425991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063869/publication.md
observed 5dc846c30c39a833370dfe979d5277e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:54.405719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063869/publication.txt
observed 86d480e3edeea07824e0dbf0270258ac...
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.