OpenTechnical

OT-2026-000027123

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, 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-2026-000027123) never changes.

Identity and time

Publication numberOT-2026-000027123 · never reused
Internal UUID01a0ae72-3454-743d-a83a-71ee14c049d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027123
StatusPUBLIC

Content hashes

Canonical texta13174d1ee48c3af44d1603906e92afac316af8e5bf76a181e31f67b03fbc7d5
Markdown0e2294f07ba722d29f22e9dad5a7a2e457444b50ac1471e42a280c96cf8444ab
PDF
Publication paged821b59c887171e5ac06ae35d9fde7738799451f1d434f2cb2b4c984bfca8617
Manifest7355c3883b28a3d3506999cdd0704b8562c111b3684b16ee8724797d43dfef22

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
SignaturefZPo5BwXIVN4XHmFFg0OjXkgV8lfNI2C8rV/rsY+0iStwK14Mbxxibzb21NbPaj217wPg9TumpS6RngKSpk1BQ==
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

2026-09-17T11:43:53.822158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027123
observed d821b59c887171e5ac06ae35d9fde773...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.800686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027123/manifest.json
observed 7355c3883b28a3d3506999cdd0704b85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.782277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027123/publication.md
observed 0e2294f07ba722d29f22e9dad5a7a2e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:53.764385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027123/publication.txt
observed a13174d1ee48c3af44d1603906e92afa...
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.