OpenTechnical

OT-2026-000027725

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000027725) never changes.

Identity and time

Publication numberOT-2026-000027725 · never reused
Internal UUID01a0ae72-699a-7e15-b285-a8937c36f5a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027725
StatusPUBLIC

Content hashes

Canonical text5e3db01de8e17153923907804993d782175275129ab49da8dc98d374bde8937e
Markdown56a8f96647015c6ebec6441dba1855bdedf7c2a054be492d590e20ae75d417b7
PDF
Publication page77001b10d1aaa24255e064c89f5ab80d64d8572d6b33e8115be2995c7a81e6f7
Manifeste0397e738f56789ae1af28f8ba5706c9d5a4ee476f0a29e30779a69a07a7501a

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
SignatureNtIfHRxn6wkVAPr/vTGkKMx/hPrlPKgohxQNZwf98HVV7sCPJKPo8Z1YrFwqHD8Cq5KkD1z+Rr/Eo2qOvfiEAg==
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

2026-09-17T11:43:16.890055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027725
observed 77001b10d1aaa24255e064c89f5ab80d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.873567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027725/manifest.json
observed e0397e738f56789ae1af28f8ba5706c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.855475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027725/publication.md
observed 56a8f96647015c6ebec6441dba1855bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.838560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027725/publication.txt
observed 5e3db01de8e17153923907804993d782...
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.