OT-2026-000028553
Publication integrity record
Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000028553) never changes.
Identity and time
| Publication number | OT-2026-000028553 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7fbc-9acd-f5142e32c6f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028553 |
| Status | PUBLIC |
Content hashes
| Canonical text | b23c167c4d61bc5db190967b1e989141b7bcc1f30aa2eb7727617e4d75b08d2e |
|---|---|
| Markdown | fd19af6ff10b5d6f07d3cc25a2e9d3b07f4c257c045ee58191072ad4dfb6b182 |
| Publication page | 88b656dada85632316a4696da0a45b88de76573f1761f62f21ba13dbac2ab083 |
| Manifest | 61b1b073503a391434577c4852bb8734c3e977498d392ff527922aaf9625aa8b |
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 | iemIWHLB/TEnlHVLJdq96Gdem4CWPGzxkC1PVvm2QyVlG1PPP07TNYle2ZpwqxIascCi6s4SprewEeFcyiQtDw== |
| 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
| 2026-09-17T11:40:50.196059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028553observed 88b656dada85632316a4696da0a45b88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:50.178859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028553/manifest.jsonobserved 61b1b073503a391434577c4852bb8734...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.160952Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028553/publication.mdobserved fd19af6ff10b5d6f07d3cc25a2e9d3b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.143429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028553/publication.txtobserved b23c167c4d61bc5db190967b1e989141...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. |
|---|