OT-2026-000004831
Publication integrity record
Bellows cup vacuum gripper, per zone isolation, three 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-2026-000004831) never changes.
Identity and time
| Publication number | OT-2026-000004831 · never reused |
|---|---|
| Internal UUID | 01a0a924-b76b-702c-8e05-36e1526f1e4d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:35:50.894177Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004831 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79c9fa41060ce86918177276db8521bc9421f730b8719066f5308b2904bbdccd |
|---|---|
| Markdown | aab745322bf0178f2eb81400659550e3a47b2ced04ecc8db2aa7b499127a40a7 |
| Publication page | 2bec04d469cd514cd4bcb0d21b1854f3af80e47e77acadf7ae6696c0a31adc09 |
| Manifest | 3ae222c713916fc41fa2b8dcb864adccd8fe7a7e8d26fb7f4d679d1043a536c4 |
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 | SEzesdw4GQLkzpRTUUx1G4AnNW/vUOfCqw9mHrfhK+Bpq5drPdBeAjFzkQ62vA8MihVR1WCx9JY1D8uiMexEDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:14.370736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004831observed 2bec04d469cd514cd4bcb0d21b1854f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:14.237788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004831/manifest.jsonobserved 3ae222c713916fc41fa2b8dcb864adcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:14.224742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004831/publication.mdobserved aab745322bf0178f2eb81400659550e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:14.210624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004831/publication.txtobserved 79c9fa41060ce86918177276db8521bc...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. |
|---|