OpenTechnical

OT-2026-000029210

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000029210) never changes.

Identity and time

Publication numberOT-2026-000029210 · never reused
Internal UUID01a0ae73-2aa0-7ec5-990a-df8b4d49e75d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029210
StatusPUBLIC

Content hashes

Canonical textc3d9d4ac0deaa5f6aa4efeddfa5c08088d2e04bed8724c2cfa56fc59cef36377
Markdownefec69e7f26e6d47438a5c85368e13d1b3d00b3f4c4cd05deddf0e6b3794505a
PDF
Publication pagec4f243e213b3f537559d5ea381059607c4bab788fd35cca39647b36e6e4d7ba9
Manifest953c614a794ea0c3034773074850bffde5b664b073f445661f0ffee627188f85

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+AmIk3Qhhs2hCMJ5gZwaFp9728KKHBvGRgRSi5KeemVI7rdYk/pmD4Gr3/zBK1zDD7qdL74JNSf59WBi8a6iCQ==
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

2026-09-17T11:39:49.665305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029210
observed c4f243e213b3f537559d5ea381059607...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:49.646937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029210/manifest.json
observed 953c614a794ea0c3034773074850bffd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:49.627671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029210/publication.md
observed efec69e7f26e6d47438a5c85368e13d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:49.606543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029210/publication.txt
observed c3d9d4ac0deaa5f6aa4efeddfa5c0808...
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.