OT-2026-000004823
Publication integrity record
Vacuum cup gripper, two zone face, three outlet manifold, pump fed, pressure verified, 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-2026-000004823) never changes.
Identity and time
| Publication number | OT-2026-000004823 · never reused |
|---|---|
| Internal UUID | 01a0a924-7549-780d-94f4-bd61644546f9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:35:33.964849Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004823 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5a4d7d0c085c333208ca32ca05a1d9bb35f81c6d8869a2aee654ff99ab395c27 |
|---|---|
| Markdown | 2e48f488e83a9f656e2886cc09e6fa7020d046786ba1a59c1f870482ae297aaf |
| Publication page | 417808c8430ab1c59623aa50dbfef0595a2cf6f1740508bab0772c5b02116847 |
| Manifest | b23f5207b12bc896d295141d8415c0ca36a524da82c164a3e304530d7c38cdca |
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 | 8vwDFdrKrZXzKJNeZhRwkqna6hURwB5IZXAWgori1jJ9REnYt5c7eaylPb4FsaasNorXFDIBm/O3sG3sspf4Bg== |
| 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
| 2026-09-16T07:40:15.197166Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004823observed 417808c8430ab1c59623aa50dbfef059...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:15.183171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004823/manifest.jsonobserved b23f5207b12bc896d295141d8415c0ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:15.167478Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004823/publication.mdobserved 2e48f488e83a9f656e2886cc09e6fa70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:15.154690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004823/publication.txtobserved 5a4d7d0c085c333208ca32ca05a1d9bb...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. |
|---|