OpenTechnical

OT-2026-000076402

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000076402) never changes.

Identity and time

Publication numberOT-2026-000076402 · never reused
Internal UUID01a0ae94-6a70-7355-a47f-02acf2d60f53 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076402
StatusPUBLIC

Content hashes

Canonical textb3f2b09e2af63bb04a41caa307402e5d176301846b4651cd60be504f0e54cc78
Markdowne67a9f167cf13561d9ce23275a164d315201646dabaad4ad15574552ca960ee3
PDF
Publication pagebe4223c0c021062552966bc6af0309f4b8eb67ca709a87b4b952b0e1ea01e801
Manifest49124daaadd312758fb7ae9ab9683037cf81000a62e4fa2cdc495a00b82aaeb0

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
SignaturexEftfJNA9gHfwsxBoFy5ZbDqC93Z2ViAFt4iW/L2qgz9lRfnFfATx39z9DbslsaU77FBUz9bVQRkSWt8tf1mBw==
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

2026-09-17T10:12:19.952694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076402
observed be4223c0c021062552966bc6af0309f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:19.809808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076402/manifest.json
observed 49124daaadd312758fb7ae9ab9683037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:19.790016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076402/publication.md
observed e67a9f167cf13561d9ce23275a164d31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:19.769746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076402/publication.txt
observed b3f2b09e2af63bb04a41caa307402e5d...
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.