OpenTechnical

OT-2026-000026076

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000026076) never changes.

Identity and time

Publication numberOT-2026-000026076 · never reused
Internal UUID01a0ae71-a840-75d5-a231-aefba36a7a0d · 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-2026-000026076
StatusPUBLIC

Content hashes

Canonical text50edfd8517da8a1343cb2f47f3ba0f44fc22490c98bb5417a3806cc5c06368fe
Markdown70562bf40ae0436033e5ed1ece28102f9cfc3198dc75912b331d5ff576ffea3b
PDF
Publication pageb6e6757ba743e18ab5290effdd2b430bbce0a00ed0da50b3e0bb650f48fd4ee2
Manifestd7873449b049105a14cbd98a55a44fda27f4771e22023718e9464fcfbed30eaf

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
SignatureOKS+6IyGcg8CR+PraWh5A7fvo/TUbjtltyyJ0o4MKpJ7x2SQdgAafrxCsiFzPsIt+3S7C+QLGXjGGzr2aU89AA==
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

2026-09-17T11:46:34.435829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026076
observed b6e6757ba743e18ab5290effdd2b430b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:34.417856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026076/manifest.json
observed d7873449b049105a14cbd98a55a44fda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:34.401189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026076/publication.md
observed 70562bf40ae0436033e5ed1ece28102f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:34.384397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026076/publication.txt
observed 50edfd8517da8a1343cb2f47f3ba0f44...
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.