OT-2026-000019518
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000019518) never changes.
Identity and time
| Publication number | OT-2026-000019518 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-71af-acc8-1db79f9f021b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019518 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6f72f746136339bf88869d5fa5d82b032eed6c22ccf904808180fd6d54684ee3 |
|---|---|
| Markdown | ab66539bf67c550d0ca755f697f4c61597e612b7b5fcd707f8c4144220922a7f |
| Publication page | 76fde06d4ce59ab44ff4b6175a409ad988dd3956dc1339efaa8606681ac87411 |
| Manifest | 4959e5b66f7ab10a7966a76c95d68d52af54ec5d73b92687d1fc7b95971c0545 |
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 | r6/ZKe/sFKcRcW2VI7sbzy/BfZuL6oWNc+gXj4rVyWQ5s2LaKEERPmoJpuWpPnfj7QtNEhZh8a3L1ABfKRAhBQ== |
| 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
| 2026-09-17T11:58:57.174224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019518observed 76fde06d4ce59ab44ff4b6175a409ad9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:57.156577Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019518/manifest.jsonobserved 4959e5b66f7ab10a7966a76c95d68d52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:57.137657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019518/publication.mdobserved ab66539bf67c550d0ca755f697f4c615...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:57.115952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019518/publication.txtobserved 6f72f746136339bf88869d5fa5d82b03...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. |
|---|