OT-2026-000053627
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, supply line 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-2026-000053627) never changes.
Identity and time
| Publication number | OT-2026-000053627 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a95-7fc9-a951-9bbfa6db7a39 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053627 |
| Status | PUBLIC |
Content hashes
| Canonical text | b22e177dd93cce6c0171e3be3423211957349132fdf29e04a950b743d271f503 |
|---|---|
| Markdown | 1521971654f8326901fe42a7e3dd807321977a2e244d462ed43ad3a39f65f350 |
| Publication page | 62a93453992b8de29101921f2d84d4a304a0112a19ea19be5ccbe969318b22a3 |
| Manifest | bc935676d5dfe6242925b3c5457f64a1075af8d89e1e002fce30e662d2ec48df |
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 | hr2wQyaWaZ2Ir4oO8LYdmLhc75HhKHolsHuUyHv3GPMIvvqnR2OhGHXSxql8dp6CbzxDaSar/Xf6csdZagZCAA== |
| 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
| 2026-09-17T10:55:30.446467Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053627observed 62a93453992b8de29101921f2d84d4a3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:30.427484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053627/manifest.jsonobserved bc935676d5dfe6242925b3c5457f64a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:30.407254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053627/publication.mdobserved 1521971654f8326901fe42a7e3dd8073...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:30.390039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053627/publication.txtobserved b22e177dd93cce6c0171e3be34232119...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. |
|---|