OT-2026-000003979
Publication integrity record
Bellows cup vacuum gripper, three zone face, three 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-2026-000003979) never changes.
Identity and time
| Publication number | OT-2026-000003979 · never reused |
|---|---|
| Internal UUID | 01a0a90b-a666-7852-8216-7614e8301d05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:28.137069Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003979 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8045cc220fb8b45797467396439e754077ca14cfc1e4baf0a77dd54f553fbe2d |
|---|---|
| Markdown | 8804612c88dd0c813a53a2ac2915e1b23221dba5ca88ed2b32dc186211bcb354 |
| Publication page | 0fb7737b1d165f46f4508ca959a78626e3f4e370c1f3464fe610f10563899ed7 |
| Manifest | 870080a83bb39dafb8949c55b2e0169df5962eb52adbf003e7430b1abdaf1120 |
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 | wx4ey2as4/ALE/v8+XA8SJ8bQBKhO15nlAEMS3ZpaY0h5ZEj/S8U8DTO1nO5RV77ZyUQAoaDgwuoEWHNvdJGCw== |
| 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
| 2026-09-16T07:10:08.543140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003979observed 0fb7737b1d165f46f4508ca959a78626...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:08.528916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003979/manifest.jsonobserved 870080a83bb39dafb8949c55b2e0169d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:08.514961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003979/publication.mdobserved 8804612c88dd0c813a53a2ac2915e1b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:08.502587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003979/publication.txtobserved 8045cc220fb8b45797467396439e7540...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. |
|---|