OpenTechnical

OT-2026-000023470

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000023470) never changes.

Identity and time

Publication numberOT-2026-000023470 · never reused
Internal UUID01a0ae70-7269-7fdd-802e-42c80fb3713a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023470
StatusPUBLIC

Content hashes

Canonical textec5eb34fe3af7ad940341ac9b10b407b93901e048369fef8610e698900b8e0a5
Markdown4b492a26d0a87e2a1d84000173115e243083e0799dac7535b3fcad6c8964c7cb
PDF
Publication page52b4392266621074bb821f8f1c219810492b3f98d700c5cb56425281c2588b6c
Manifest7f14d72c2d8ac3af91def4413baa538b0fcb2d5ff473784b3b6a6590c5e65f76

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
Signaturel3Mnmic7tEFvNxd4ZQaWNTOuihU3qMFpJUNIIWuGzoq+nYyF8+u/TqOmF5Ds+FN5oW2zQIUcZYf9NJKadtUQBA==
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

2026-09-17T11:51:41.595606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023470
observed 52b4392266621074bb821f8f1c219810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:41.579629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023470/manifest.json
observed 7f14d72c2d8ac3af91def4413baa538b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:41.561534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023470/publication.md
observed 4b492a26d0a87e2a1d84000173115e24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:41.542186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023470/publication.txt
observed ec5eb34fe3af7ad940341ac9b10b407b...
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.