OpenTechnical

OT-2026-000017016

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000017016) never changes.

Identity and time

Publication numberOT-2026-000017016 · never reused
Internal UUID01a0ae6e-591b-770a-a4e2-71aa01f50fc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017016
StatusPUBLIC

Content hashes

Canonical text6a644d5b10cccbe46b181d19a84635072fe51895368a58842195fc3c060ea8a1
Markdown6ee565b8618b92154e58d3d1c5ad4f1cee7d10a66ca0488d114675b6b207854e
PDF
Publication page50ddff804cc9b6ab27485ab0362544fd7a9c8fb51af8dd2fa71713982d002798
Manifestdef29829ae050c57dd45eab4a4667afcc37bbd12124ff1e701ac9f0b10fb30a4

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
SignatureEegjirOOJQ+QhVkTc32At9r1HVurlHR7dbh7JgzxdJqHBmru4ehnQJngicdEVccFipguHqrAyrE1Uvqv9lTyAw==
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

2026-09-17T12:03:25.483766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017016
observed 50ddff804cc9b6ab27485ab0362544fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:25.467828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017016/manifest.json
observed def29829ae050c57dd45eab4a4667afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:25.450645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017016/publication.md
observed 6ee565b8618b92154e58d3d1c5ad4f1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:25.432833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017016/publication.txt
observed 6a644d5b10cccbe46b181d19a8463507...
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.