OT-2026-000006549
Publication integrity record
Vacuum cup gripper, four zone face, plant vacuum fed, pressure verified, rubber cups, flat form
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-2026-000006549) never changes.
Identity and time
| Publication number | OT-2026-000006549 · never reused |
|---|---|
| Internal UUID | 01a0a95f-12d1-71be-8dad-9ec422cfef64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:39:35.381151Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006549 |
| Status | PUBLIC |
Content hashes
| Canonical text | 55d2bc43f35ece5c34e9afb64bb36f1296ee70387b48ea506a1b33d387b70cb4 |
|---|---|
| Markdown | e4df6b10f013234db91e473a94456cc0b32458e824cc4fae01208203f13698cc |
| Publication page | b639cc6dfc4ebc9bcb993644f8aeadf4f5602914e1624a9a8a06f8c9b0d8c9c3 |
| Manifest | ee36aa5e7b4c8ccd6a6a169da8bd5de5245b989c336a685bbc44191e6f895228 |
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 | UiHnpNpVKBm2dOFAZT2Rm0jZaJKnfM9fGQvce1kH7lzc3x3Cz+N/8rokqfORHAwwgQibHixQ7WQ+dci1xVEjCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:40:04.230597Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006549observed b639cc6dfc4ebc9bcb993644f8aeadf4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:04.216659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006549/manifest.jsonobserved ee36aa5e7b4c8ccd6a6a169da8bd5de5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:04.203134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006549/publication.mdobserved e4df6b10f013234db91e473a94456cc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:04.190554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006549/publication.txtobserved 55d2bc43f35ece5c34e9afb64bb36f12...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. |
|---|