OpenTechnical

OT-2026-000043402

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two 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-2026-000043402) never changes.

Identity and time

Publication numberOT-2026-000043402 · never reused
Internal UUID01a0ae7b-327e-70d3-be11-7b72980d1e07 · 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-2026-000043402
StatusPUBLIC

Content hashes

Canonical texta3a4f4935560020fb8e895a9ea0332449d9c2b15f8a08d49be2de10e8551b093
Markdowne99c5879edbf6b6929b9099d0bf97863c89521029627ffd63edeff984e55b9ef
PDF
Publication pageb9c7ba9b9b56d63d5b2dd0397711e506c32fdc3520d37cb54b93d3e05a343adc
Manifestcc17f953b0a5950bd57b916be48fd928ca19e2cc1efade22e8bad333b8c10abf

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
SignaturekVKuCR7Uhxj7ITC3aFrpn1K4iCKBgzAYXYE6UjXo9VeCqMhEfe1c6lWZEJftneKfh8GyTlgdk/ayXS2MWbsNAg==
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

2026-09-17T11:13:56.327581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043402
observed b9c7ba9b9b56d63d5b2dd0397711e506...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:56.307926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043402/manifest.json
observed cc17f953b0a5950bd57b916be48fd928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:56.288149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043402/publication.md
observed e99c5879edbf6b6929b9099d0bf97863...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:56.266498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043402/publication.txt
observed a3a4f4935560020fb8e895a9ea033244...
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.