OpenTechnical

OT-2026-000042562

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000042562) never changes.

Identity and time

Publication numberOT-2026-000042562 · never reused
Internal UUID01a0ae7a-c0cd-7661-9b82-45085667b759 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042562
StatusPUBLIC

Content hashes

Canonical textd12132e9bfec2f26664687d3d8741ca0796eaa77e94ee9d9b627443bcec7b115
Markdown2dbda7f3ed441cdd2f640ae075cf7a898e723431ff0bf89eb64d1bef556d3fa2
PDF
Publication pageba7453b72e1cf61649d827e3a68dcc064b4d73aa44b66023f2fc637ecfcea62a
Manifest2668e0bf634e2c9cef84a0cbd8c51232004439debfa019a89406a593e17d18a7

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
Signature7tMztwrrYB0CXvbURUr7g1viubT6BsBMOOkLacu2dJid0eTmYPp2tXWiWHd9P3QIxJ2LAzsRafiJJYFK2GUMAA==
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

2026-09-17T11:14:16.375819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042562
observed ba7453b72e1cf61649d827e3a68dcc06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:16.356835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042562/manifest.json
observed 2668e0bf634e2c9cef84a0cbd8c51232...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:16.338431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042562/publication.md
observed 2dbda7f3ed441cdd2f640ae075cf7a89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:16.319056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042562/publication.txt
observed d12132e9bfec2f26664687d3d8741ca0...
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.