OT-2026-000030047
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off before set-down, on a tool changer
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-2026-000030047) never changes.
Identity and time
| Publication number | OT-2026-000030047 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac4a-72c2-ab97-21dfccd0db05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030047 |
| Status | PUBLIC |
Content hashes
| Canonical text | d9e05867edf1606119e5950fb145944e2673ba773cc0017e4bc6b32f110d3f5d |
|---|---|
| Markdown | 07886da756eb8965f17a96eb5bf7b0005b284d060cac8a37ff3d97da8a84a037 |
| Publication page | e694d200166abeb1a10cffba127c59ec783167f8889f3b77fb9206dcc804a1c2 |
| Manifest | 769f25ade6f7514fdfb6b54d9b3148de78f4e081417d3b7fe3b5be2215c056be |
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 | 2Rv3NKCoPqRlOBTSz+w4nyiXscrwnlry6dtfFihQXwzMxdnPQsOqVI8rlYefpQcVYjMK+BqaVnVQAx2sZnVsBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:38:47.161376Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030047observed e694d200166abeb1a10cffba127c59ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:47.142587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030047/manifest.jsonobserved 769f25ade6f7514fdfb6b54d9b3148de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:47.123520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030047/publication.mdobserved 07886da756eb8965f17a96eb5bf7b000...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:47.106615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030047/publication.txtobserved d9e05867edf1606119e5950fb145944e...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. |
|---|