OpenTechnical

OT-2026-000062596

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000062596) never changes.

Identity and time

Publication numberOT-2026-000062596 · never reused
Internal UUID01a0ae8c-0ac1-732d-836a-f59051efb84b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062596
StatusPUBLIC

Content hashes

Canonical texta3189a87eac6d8ded5c10230ab35f7185ce61904a4715a96512277254b9ace72
Markdown3a7dc7384bf54b4865c4b9f37e6dd635cab72b2672a1b4f508c5a330c7da7b7a
PDF
Publication pagedc9a1f61f570b2377f4dd59d7c4287d3785d3e90ddd9962107fef8cc3044c36e
Manifest17f7a0069177d4cabaa70b8abae7929ca6da98af5eae1199b6e42a68aa7b96b4

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
SignatureTte9qfo8YKeeiroATcoP8SvbLJHuaSUs7IHpkEHOa2Rcolayh5lY8UNWG7MzzeZf3R1hJaKQZWwJ6ZfHNzN8Bw==
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

2026-09-17T10:40:05.588286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062596
observed dc9a1f61f570b2377f4dd59d7c4287d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.566977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062596/manifest.json
observed 17f7a0069177d4cabaa70b8abae7929c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.544890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062596/publication.md
observed 3a7dc7384bf54b4865c4b9f37e6dd635...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.523112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062596/publication.txt
observed a3189a87eac6d8ded5c10230ab35f718...
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.