OT-2026-000004577
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, four outlet manifold, plant vacuum fed, contact triggered
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-2026-000004577) never changes.
Identity and time
| Publication number | OT-2026-000004577 · never reused |
|---|---|
| Internal UUID | 01a0a91c-84df-7128-a580-2ea7b4f52e2e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:26:53.665366Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004577 |
| Status | PUBLIC |
Content hashes
| Canonical text | e56be57d18bb72673766b564b2caa73f7a34f6dcec52bdf5f385dafa6cba62d1 |
|---|---|
| Markdown | 24187165d7ed777415ca637282ae66bc6c6ea2880252467b02d515daa5a5aef8 |
| Publication page | b6cab3bfc333e32130df50204ca239b5af54fad898079372dcf4e5476845cf81 |
| Manifest | 895e386ff279fd4128c22465248297eddd8e5e0b05d22d3c5aeef68e360ecfde |
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 | tcrAfxtsPfJniqhaGcnSFDJrZ/b9qQvU3ylNhcPrEIyrMpy9BBT1IhGzrCCOwFu74MOaNOSeT9aOuP4qPKydAQ== |
| 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
| 2026-09-16T07:30:12.970428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004577observed b6cab3bfc333e32130df50204ca239b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:12.957926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004577/manifest.jsonobserved 895e386ff279fd4128c22465248297ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:12.945939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004577/publication.mdobserved 24187165d7ed777415ca637282ae66bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:12.933601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004577/publication.txtobserved e56be57d18bb72673766b564b2caa73f...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. |
|---|