OT-2026-000028927
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum 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-2026-000028927) never changes.
Identity and time
| Publication number | OT-2026-000028927 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7591-acbb-17cc6e2992cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028927 |
| Status | PUBLIC |
Content hashes
| Canonical text | e59893ed669122f68ca3b7e7d781502648efeb9023b1d6e18e44a09437112f8e |
|---|---|
| Markdown | 9d8701e3bb2137aa491252d5e56ed63e9df508b753f7df895504058878b401ee |
| Publication page | 5c80940cea590766ee7e0316cdeb9bfa61683dc4a46b36c6fc7d7616ab7263d9 |
| Manifest | e2fe1aadbfd4fd4e51c598a1bad74857fe2e600fb8a870ea02136dc56b3abc05 |
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 | QtLh4C2CE+26F/oXy69JNBt9/sdLQdTWdNXCBXnz6O9+nD9t/S0r2j5ZaD00pxMJJvCdP7upcox+d0ND1zqkDw== |
| 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
| 2026-09-17T08:20:21.537328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028927observed 5c80940cea590766ee7e0316cdeb9bfa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:21.519508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028927/manifest.jsonobserved e2fe1aadbfd4fd4e51c598a1bad74857...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:21.499842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028927/publication.mdobserved 9d8701e3bb2137aa491252d5e56ed63e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:21.479645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028927/publication.txtobserved e59893ed669122f68ca3b7e7d7815026...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. |
|---|