OT-2026-000031237
Publication integrity record
Four cup vacuum gripper, four outlet manifold, two stage ejector, pulsed 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-2026-000031237) never changes.
Identity and time
| Publication number | OT-2026-000031237 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7381-8d76-ea3b3b248371 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031237 |
| Status | PUBLIC |
Content hashes
| Canonical text | 68c057189150b1f3b1d39207f9d64e4ba4a32d473d417a673e25789a9d932eba |
|---|---|
| Markdown | efc2c92cbc319fbd1726369fecd29b9985a56b7912a28179c107746bde0fe1ee |
| Publication page | ea273cce7edcb3a20958005ae4544082418f8023f10a5a9762ba93d537ab7c30 |
| Manifest | a9e58640dc5e1a4c98f250a0334542dcba8d7176d458a3fad7f7fc7fa580879a |
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 | 3eQiXOcv7MZd6qAD21Q5UzFe9aKciIfpOvIeA1UuYrEvXPd/57QlAh8nhSHqv+W89jT4I2Q6dlXhQhwRwyT9Bw== |
| 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
| 2026-09-17T11:35:48.528124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031237observed ea273cce7edcb3a20958005ae4544082...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:48.511294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031237/manifest.jsonobserved a9e58640dc5e1a4c98f250a0334542dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:48.493756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031237/publication.mdobserved efc2c92cbc319fbd1726369fecd29b99...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:48.477613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031237/publication.txtobserved 68c057189150b1f3b1d39207f9d64e4b...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. |
|---|