OT-2026-000063172
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063172) never changes.
Identity and time
| Publication number | OT-2026-000063172 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-94ab-79d7-98ff-1a45da19cef2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:47:23.840289Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000063172 |
| Status | PUBLIC |
Content hashes
| Canonical text | b35bc79f6326b2ecf13cf15f29c581029c1acba3a4f774e4e54a1d120c6625ec |
|---|---|
| Markdown | d89dfda0768b427c3020120b767601d260fe69b77ddbfd497cc80532fc1c7b49 |
| Publication page | 3333fecf06cf09ad4d3eef4bac54066ef2c197580d9f40582fc2f77238b47cfe |
| Manifest | ece5f6fa567b05c77f9f7e583ba1446166216c2ebc9dcd8445bf1c0c4e43d092 |
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 | 5EdoBpk1oqWPoSjI+bVm3d4c6LlCkJ8zNP/+G2Eq/OYjfwn9Eq5SVhm1uJkPUKIQ1uSXnLUrdTLHD65qi3k3DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:38:57.825631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063172observed 3333fecf06cf09ad4d3eef4bac54066e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:38:57.805413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063172/manifest.jsonobserved ece5f6fa567b05c77f9f7e583ba14461...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:38:57.787399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063172/publication.mdobserved d89dfda0768b427c3020120b767601d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:38:57.769624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063172/publication.txtobserved b35bc79f6326b2ecf13cf15f29c58102...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. |
|---|