OT-2026-000053944
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000053944) never changes.
Identity and time
| Publication number | OT-2026-000053944 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a6-7e1c-b0d3-143f06b7571b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053944 |
| Status | PUBLIC |
Content hashes
| Canonical text | a13ce64ac161a24f7f0390a84211a5b9145790784e804c724ee7217861ed7471 |
|---|---|
| Markdown | f1ef497c3ba74edcb99fdaf4cbe1a754c59df641f738b721ae2948a4789e97e8 |
| Publication page | fff7b1654439915d1fc6af71a885d1b29f886e2ab1a3a338c4262a87517a4413 |
| Manifest | fd45dd8681e4753df324c57569bfb86bf7b5a0995eb06125b6d1e3512fab48d4 |
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 | c6T65GXs/Ac2Qimys01h71btXDBS2E3QxJfxBelA8Z+izN2FhsRFgZopV6WWXq77qPYeXj8RoND1BcHLNYkRDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:11.559254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053944observed fff7b1654439915d1fc6af71a885d1b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:11.540775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053944/manifest.jsonobserved fd45dd8681e4753df324c57569bfb86b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:11.522416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053944/publication.mdobserved f1ef497c3ba74edcb99fdaf4cbe1a754...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:11.504883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053944/publication.txtobserved a13ce64ac161a24f7f0390a84211a5b9...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. |
|---|