OpenTechnical

OT-2026-000043038

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000043038) never changes.

Identity and time

Publication numberOT-2026-000043038 · never reused
Internal UUID01a0ae7b-3278-7da9-882c-e2f9211188dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043038
StatusPUBLIC

Content hashes

Canonical text122ae19ad7bca30bbb40ad9a8af775379d3e5c3c1247721e8e0d4f32dce2445c
Markdown250aa00a8e7b3dc3df5cb4d3feba795449d509e3093663731afddda755447564
PDF
Publication paged75baca9c9a50e2cda77ccc4a96b0b7a658360b679ff775d8609b04cc6fff168
Manifest1ffb073a3ff422aee3ae9ef9e55ef8fad143915912c1e3b48781f515e251fb4d

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
SignatureClH3pYGpsBbDfUuY8hYkVz23kCCcUE2EoF3IjZtiy7imYXxw31JKtpZr0gtiYfOq0y3zPRQVsTsaHeoTxhSpAw==
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

2026-09-17T11:13:26.343300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043038
observed d75baca9c9a50e2cda77ccc4a96b0b7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:26.324898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043038/manifest.json
observed 1ffb073a3ff422aee3ae9ef9e55ef8fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:26.305403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043038/publication.md
observed 250aa00a8e7b3dc3df5cb4d3feba7954...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:26.286229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043038/publication.txt
observed 122ae19ad7bca30bbb40ad9a8af77537...
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.