OT-2026-000021029
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed 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-2026-000021029) never changes.
Identity and time
| Publication number | OT-2026-000021029 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e4-7802-b83e-d4471cab177e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021029 |
| Status | PUBLIC |
Content hashes
| Canonical text | acd5f5a0296ee28ad60b1c34f50a487be6d55ad305422ff0744c57a50105a15c |
|---|---|
| Markdown | 90214537eacc3edcfb0b215b48416f6bd325363b097bce4a0f46bd728e276611 |
| Publication page | 3acb4f034c82b53c5f66cefa9b8bed894a18caad4278f15a9452b067dda29a8f |
| Manifest | 707ef32e884c0c1e1bf646766e4c1f6e3b8d7a3b23598cdd07427676d90af657 |
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 | iSEm7963EhPlJzOlEy+1zICRIeGadztKolG2AkRrZC3YDLn7GGxhVav0HN1Z6S9+O37wi4Lamsr9oqskLtxBDQ== |
| 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
| 2026-09-17T11:56:11.484177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021029observed 3acb4f034c82b53c5f66cefa9b8bed89...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:11.465728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021029/manifest.jsonobserved 707ef32e884c0c1e1bf646766e4c1f6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:11.447318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021029/publication.mdobserved 90214537eacc3edcfb0b215b48416f6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:11.425140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021029/publication.txtobserved acd5f5a0296ee28ad60b1c34f50a487b...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. |
|---|