OT-2026-000007504
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pulsed blow-off before 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-2026-000007504) never changes.
Identity and time
| Publication number | OT-2026-000007504 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df5-728e-9c68-602fc5a43afd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007504 |
| Status | PUBLIC |
Content hashes
| Canonical text | be74e697a2df0a4ed42e8671fd9692eb1f1fd6825144ab2cba08041f91273ff0 |
|---|---|
| Markdown | 3d16345a537f4d11ac9643b3c3f0f31ef92c955898028f9aa7d94cb8f53a3762 |
| Publication page | a51af68844fddaa7dd0a89097a6957c0af7c794a517d90f813ddc5a2e51337f8 |
| Manifest | a0a88733ad4d779a9e1066003cd0c0b4ea18ca041b08b750deaad988fb46d524 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | j+tWrn1ehdv1mldiezwfufwJJdenPVbH6N7UNtP/cooU7xXC6ajD3FCwGF5ssq4EQadHQsEadeROqoJtav3LAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:19.885848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007504observed a51af68844fddaa7dd0a89097a6957c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:19.868693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007504/manifest.jsonobserved a0a88733ad4d779a9e1066003cd0c0b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:19.850669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007504/publication.mdobserved 3d16345a537f4d11ac9643b3c3f0f31e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:19.833703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007504/publication.txtobserved be74e697a2df0a4ed42e8671fd9692eb...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|