OpenTechnical

OT-2026-000019070

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000019070) never changes.

Identity and time

Publication numberOT-2026-000019070 · never reused
Internal UUID01a0ae6e-d523-75c3-8b52-e17beec89b0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019070
StatusPUBLIC

Content hashes

Canonical textb541d79dafc777f2b82556061a2699c84a9977c0dbaebb9e28feb5aa7cd7b0a8
Markdowna150ae699740fab5f492864b369d57e44e98a2f6b1762c74fe425a9d9fb6113f
PDF
Publication pagea16c92e637a9c78d69e296d78652af3cfbb44815e2a2c2f4f4edd4759a83fddd
Manifestc183882a3cd7972a1bb87fb422156e2d80b7bd4df8a181472b9ab635cbc8b67b

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
Signaturee24kG5PdzCAjIfqROZJsUHPplPKDzpMgDeLWF2ZBSig6f49YjbwBB8/Fslw9CxixdpiWnyFbcTJdpr+wN0LXBg==
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

2026-09-17T11:59:46.312836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019070
observed a16c92e637a9c78d69e296d78652af3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:46.295308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019070/manifest.json
observed c183882a3cd7972a1bb87fb422156e2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:46.277360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019070/publication.md
observed a150ae699740fab5f492864b369d57e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:46.260370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019070/publication.txt
observed b541d79dafc777f2b82556061a2699c8...
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.