OpenTechnical

OT-2026-000063375

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000063375) never changes.

Identity and time

Publication numberOT-2026-000063375 · never reused
Internal UUID01a0ae8c-f944-7b31-bb4f-b19c2833f580 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063375
StatusPUBLIC

Content hashes

Canonical textdc72a4ac28338d8a4ba8686fda69baf1743b7899c93b49f5b0d70e404d9278b7
Markdown6668a53de394c659570276428d25512027e4427b926b21f0e197663a3bdf9b29
PDF
Publication page36b20f6f04c4a375650861e06de8031eb8524e056ce482a5887a0d297ac6e7ee
Manifest45fa21ed3ee71cf2b0916390706d53f27e8ee727643277a7a5ad4fe53e328729

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
Signature0moUntWspArPRc28SJ0saZIZGGm/CzS/Q5jrtahBDGLKySfqv5ru5VsDAZZR3hs+RKTR9PFHBDZlx2RvKJfDCQ==
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

2026-09-17T10:37:17.135252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063375
observed 36b20f6f04c4a375650861e06de8031e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:17.114561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063375/manifest.json
observed 45fa21ed3ee71cf2b0916390706d53f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:17.003303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063375/publication.md
observed 6668a53de394c659570276428d255120...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:16.984780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063375/publication.txt
observed dc72a4ac28338d8a4ba8686fda69baf1...
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.