OpenTechnical

OT-2026-000012806

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000012806) never changes.

Identity and time

Publication numberOT-2026-000012806 · never reused
Internal UUID01a0ae6d-5563-767c-868e-02c6fce65e4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012806
StatusPUBLIC

Content hashes

Canonical text48a8f88173ad24a2fc77c9f682da3c5cfb824a2fff48693992d8466b9b3f5762
Markdown01915d907798c77db31c495bf5e5da48d886fb5f9d7080354a42e8d7ed7c35bd
PDF
Publication pagec851085f081be3c9ccf05b8115e08adff5e0907bf510942a9b0a2e25881fe2bb
Manifest9275982d63ff768a7e121d9a54a6c4a3357b28d28eb74feac005c30283fb3cff

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
SignatureDW50F7CQAc9PLnjusSXyaIF8IWM3dzzHfblMLNlk/c5B+/jzXkezv5BSO/iAt+4PJpuNiyAkWbud+oA18yN6AQ==
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

2026-09-17T12:10:32.126158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012806
observed c851085f081be3c9ccf05b8115e08adf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:32.107590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012806/manifest.json
observed 9275982d63ff768a7e121d9a54a6c4a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:32.090103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012806/publication.md
observed 01915d907798c77db31c495bf5e5da48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:32.072752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012806/publication.txt
observed 48a8f88173ad24a2fc77c9f682da3c5c...
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.