OT-2026-000054280
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum 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-2026-000054280) never changes.
Identity and time
| Publication number | OT-2026-000054280 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a9-700d-b439-de9af4148ec0 · 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-2026-000054280 |
| Status | PUBLIC |
Content hashes
| Canonical text | 598f71ea0f3f27861690690258759beba8a8853fd579c32e44cdfb53c39b8a74 |
|---|---|
| Markdown | 3b9a18707ef6463612ebbcb365e07b0b01020ab15645097f3d2ce1d86b0b4579 |
| Publication page | edc0565ded2ffe41218274f9863ac6860fd418721e7c949386f3801ce0e86317 |
| Manifest | 747f4c6d99b09320fa82dbf65e03db324a4995e00fd7b3a7f8a458f41d082439 |
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 | +UDzjm7yiVC6IzXcoWmPA5GCuaift0rd09MQUpD5pRsZsMfWVilR0lIuiQr3QGhUGB5R7bQkcMMUfN4s+fN3Bg== |
| 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
| 2026-09-17T10:54:46.544772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054280observed edc0565ded2ffe41218274f9863ac686...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:46.525927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054280/manifest.jsonobserved 747f4c6d99b09320fa82dbf65e03db32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:46.505505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054280/publication.mdobserved 3b9a18707ef6463612ebbcb365e07b0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:46.485919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054280/publication.txtobserved 598f71ea0f3f27861690690258759beb...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. |
|---|