OT-2026-000056238
Publication integrity record
Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000056238) never changes.
Identity and time
| Publication number | OT-2026-000056238 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd1-7d20-a3b4-06c9850c27a1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056238 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c2283dfb998a2c0d70a341fb3d1369150a590836228a719fd13bbb016bc180e |
|---|---|
| Markdown | e05d3add4ede131d4d8694df661c217d289a83202445e6eb7fbb98079d18e058 |
| Publication page | 7c51c5f473d2081878446e80dacd47def170978fe73bbf5f6419c72e8843145c |
| Manifest | 72c49953d07b09cf981557f4d2206547f2fe46a1eb84df3a82d7148c5c080a3b |
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 | zTikDKr0tFRIK+lRi8SmL3+owCVZxjQtsi9PY2b2EeUv1xhwjT5qMId6vpkXYHelQdwvAQuHOarCPANQmak5Cw== |
| 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
| 2026-09-17T10:50:43.023241Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056238observed 7c51c5f473d2081878446e80dacd47de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:43.005259Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056238/manifest.jsonobserved 72c49953d07b09cf981557f4d2206547...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:42.986811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056238/publication.mdobserved e05d3add4ede131d4d8694df661c217d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:42.968336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056238/publication.txtobserved 5c2283dfb998a2c0d70a341fb3d13691...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. |
|---|