OpenTechnical

OT-2026-000032145

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, pulsed 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-2026-000032145) never changes.

Identity and time

Publication numberOT-2026-000032145 · never reused
Internal UUID01a0ae74-f7a5-74fb-b2dd-d837f6a5425e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032145
StatusPUBLIC

Content hashes

Canonical textd0332b606b18213955f0ffa7a377121c6c960c27c3bd850e208ce47a9fa0494b
Markdown1ea677579c3a635b218b4f0149105e22b9c651e844577b2318511ad6aec714fc
PDF
Publication page2d983b5fe5ac2ba3c7d62b54e58ff1f602aff7e2a1ab8f9245722c0d9f22f84b
Manifest85e41ff11f2d6c751a57e0ef0e325238042027641e1143bf2623320569969a0a

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
Signature/tvvbsfTkZyTqTIiJuzFEkHNaXYWWtR7qT6a5T0UZu04nqpoWbQsM/9jbSo149R0CWd5vDNyp1dG8ETUp2wjBQ==
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

2026-09-17T11:34:28.014782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032145
observed 2d983b5fe5ac2ba3c7d62b54e58ff1f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:27.997439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032145/manifest.json
observed 85e41ff11f2d6c751a57e0ef0e325238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:27.980631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032145/publication.md
observed 1ea677579c3a635b218b4f0149105e22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:27.964145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032145/publication.txt
observed d0332b606b18213955f0ffa7a377121c...
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.