OpenTechnical

OT-2026-000047786

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, 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-2026-000047786) never changes.

Identity and time

Publication numberOT-2026-000047786 · never reused
Internal UUID01a0ae7f-c420-7922-8e2e-8add44b41147 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047786
StatusPUBLIC

Content hashes

Canonical text70e9bee172ebdbfd9dfab55e4cc9b3bf4d38e277bc81c069af1a535a865a01a9
Markdown4e42c4f28447d2071102134306b47fd22199e0db87a7811cc9686dae1585d72e
PDF
Publication paged960f3d1a36e2c0b37d85e7b11d0d9c0c0d6a49abea143a1d8f35e91af9eba81
Manifestbcf9ddc312fea9c43625a83bf577871f39dcba30c16b792370e413e86e628abc

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
SignaturexZc2mIpNu8Ua5S0oxYkOjm05QfgvSLsUNyxpYXrMQZIhGbVk8vhyK36zOQWD7Sm0cafjK1mrjbHh/cblpiBBBg==
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

2026-09-17T11:05:40.949204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047786
observed d960f3d1a36e2c0b37d85e7b11d0d9c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:40.932295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047786/manifest.json
observed bcf9ddc312fea9c43625a83bf577871f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:40.915642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047786/publication.md
observed 4e42c4f28447d2071102134306b47fd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:40.897999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047786/publication.txt
observed 70e9bee172ebdbfd9dfab55e4cc9b3bf...
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.