OpenTechnical

OT-2026-000045533

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000045533) never changes.

Identity and time

Publication numberOT-2026-000045533 · never reused
Internal UUID01a0ae7d-8f01-73eb-a64a-5ae1e5e9f284 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045533
StatusPUBLIC

Content hashes

Canonical textadc3e3793eaf4e83d18776b662e55e621558164e9e0318fe929947a273aecff3
Markdown488eae8a5653c254cc825cb7c7af3d26bfc82d303c40bf9bfb50f09a7e91bb5d
PDF
Publication page472977a093cc4bdcd093b15594b2efa06da13fffd9adb577bea7e1e8818f859a
Manifest70dd3c3f328c3b1e4f8ed79ee838bb8712492cca6239a74724c671ecebc74a35

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
SignatureBzOUctVGhtq+Bch/2wdEHmC8hLWJQm4sgdFWNm7UREQxw5zcXyk/rRS/ob/JwDegirI8HsY59pTW1go8kQlEDw==
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

2026-09-17T11:09:16.782827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045533
observed 472977a093cc4bdcd093b15594b2efa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.763432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045533/manifest.json
observed 70dd3c3f328c3b1e4f8ed79ee838bb87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.744647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045533/publication.md
observed 488eae8a5653c254cc825cb7c7af3d26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:16.727818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045533/publication.txt
observed adc3e3793eaf4e83d18776b662e55e62...
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.