OpenTechnical

OT-2026-000045777

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000045777) never changes.

Identity and time

Publication numberOT-2026-000045777 · never reused
Internal UUID01a0ae7d-8f05-7946-acdf-a89028f334d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045777
StatusPUBLIC

Content hashes

Canonical textd204716778b119c31d55622c1186dd51ccc0a30ad92d00c57f3b0ac6ff2e0c97
Markdownd5aa0b2448100ace261b0a088c3114450fa2de77ee32fe483300f074735b5e6e
PDF
Publication page1853d4c890921f3801d0485a3ccf4752d6b4661ad1ff90528f04665ad2d466d0
Manifest09a1418fd64f316c488c57771e203d9a199cb6fc8d8bb1fe972499675bb4cd23

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
SignatureyQHv+XLnGyG3IqRzYVei1wreHvK9BE5bsbCFlb+Q3c0N7iy6YcmB32u9XUXJUSLBbsMECFFctHqNRHzxUgEuDA==
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

2026-09-17T11:09:38.187936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045777
observed 1853d4c890921f3801d0485a3ccf4752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:38.168068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045777/manifest.json
observed 09a1418fd64f316c488c57771e203d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:38.150736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045777/publication.md
observed d5aa0b2448100ace261b0a088c311445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:38.131886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045777/publication.txt
observed d204716778b119c31d55622c1186dd51...
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.