OpenTechnical

OT-2026-000063222

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000063222) never changes.

Identity and time

Publication numberOT-2026-000063222 · never reused
Internal UUID01a0ae8c-94ab-7239-91ed-16b253fba2fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063222
StatusPUBLIC

Content hashes

Canonical text517eb40cbb0b2cfc64f4d5e933d0cdf029954d95b567ce9e582764b9fa08a760
Markdown3a1bfa6ba2d2f738ad9c14fc737b701ead8cacfdd96ccf4509371dfcfcf9d4f2
PDF
Publication page758e5ea4452399c52d3ed7300fd9d3412cf1fd981f706ad80efd37ad75076ed5
Manifest74b9c0fd9196b2497c363b6d0f074a3214afccf376531da89e325a27caaafde5

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
SignatureIdnOhlOq0+z1HfThfLrDHnjrQChBMyHdpTqnNqMWT6jJSMQlDjGGAkDQT3e1KXDL2hXUCYyfwJDLCfPPd31mCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:05.985133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063222
observed 758e5ea4452399c52d3ed7300fd9d341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:05.967505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063222/manifest.json
observed 74b9c0fd9196b2497c363b6d0f074a32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:05.951188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063222/publication.md
observed 3a1bfa6ba2d2f738ad9c14fc737b701e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:05.935408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063222/publication.txt
observed 517eb40cbb0b2cfc64f4d5e933d0cdf0...
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.