OT-2026-000004260
Publication integrity record
Bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, pressure verified
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-2026-000004260) never changes.
Identity and time
| Publication number | OT-2026-000004260 · never reused |
|---|---|
| Internal UUID | 01a0a912-c308-708e-ab31-ff850873d71d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:16:14.219189Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004260 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20867f9f6f56a57026a32a11965a22a3c60eb3f785e8ae1592aecb63577c97d5 |
|---|---|
| Markdown | 2c7116c1f1b1a4f74d762e2aabc56129d8f59fb4a5d6450d82d2580908311994 |
| Publication page | 5a05e7fe44f1b118c4fbff36eafed70c94ce278d316849273b12b6f91757a6a1 |
| Manifest | 9b8c06e1afd4aa9c8561485230cc2ac9a997e13fc5ee587b2a4a178a6b8076cd |
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 | 1rDH45qLu9RXss137bHs+TcM8B8RTYYy0kDPqE5dyj4coO1MkHOqeb0KU1cC6R2eO/DlDG/1ly8uSEs/p6lHDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:18.126631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004260observed 5a05e7fe44f1b118c4fbff36eafed70c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:17.986456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004260/manifest.jsonobserved 9b8c06e1afd4aa9c8561485230cc2ac9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:17.967928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004260/publication.mdobserved 2c7116c1f1b1a4f74d762e2aabc56129...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:17.951414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004260/publication.txtobserved 20867f9f6f56a57026a32a11965a22a3...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. |
|---|