OT-2026-000015307
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, pulsed blow-off before set-down
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-2026-000015307) never changes.
Identity and time
| Publication number | OT-2026-000015307 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-79e7-93f0-163b892560e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015307 |
| Status | PUBLIC |
Content hashes
| Canonical text | f293db238aeffe127cf33088d865338287d5d0f1248e197951d46bd2ecebd66d |
|---|---|
| Markdown | 8928c4a6cc66c54ebb969c723bc23dab942123edd43527c54717c846b71f073d |
| Publication page | ec2257aff88f3b36d68c576938eee51a7ad57d841bfd56a61a52bdbb690c24f9 |
| Manifest | 080f67878a6271424a5ce20a05af9d28b12eb5b5d6e4ba359738c6d54fce6d0e |
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 | muLeHbulvmgFWdnp5bFOUOCqG2o4+uqHqS4OPrU99j9fgllK+BDdGbSrLFiWt+hsCdNqL8eNrdibAHcBQa1pDQ== |
| 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
| 2026-09-17T12:05:59.914523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015307observed ec2257aff88f3b36d68c576938eee51a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:59.897207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015307/manifest.jsonobserved 080f67878a6271424a5ce20a05af9d28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:59.878849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015307/publication.mdobserved 8928c4a6cc66c54ebb969c723bc23dab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:59.861772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015307/publication.txtobserved f293db238aeffe127cf33088d8653382...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. |
|---|