OT-2026-000056401
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented before set-down
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-2026-000056401) never changes.
Identity and time
| Publication number | OT-2026-000056401 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd2-7006-8372-ba05e289be1e · 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-2026-000056401 |
| Status | PUBLIC |
Content hashes
| Canonical text | 56b279bfe5df143bb053cab58b6b2e3d67c7db0c5085bdc29b4452bb09a737e1 |
|---|---|
| Markdown | c913ec73e0dbdd1e7b823e9cc805f14edb7dd4a143f47d4834d39665ae43e3bb |
| Publication page | 4b3fb026c3be477f274b596fbcbacf92992e045ad85befc02beb321468b8fb90 |
| Manifest | 8b7f5155dad6b55edf1157e75b76ac7c46f2a7466bca087e5fdb5b1f4c46c75f |
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 | ZfSCajRFVAwLwz9MTUrlqjKJgPHX4yIrtjgdwL/nKx8cXfSZ14VRR1nswNFgGWt2yMPrpGpv4a7tbFLWTV69Aw== |
| 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
| 2026-09-17T10:50:55.891048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056401observed 4b3fb026c3be477f274b596fbcbacf92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:55.873294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056401/manifest.jsonobserved 8b7f5155dad6b55edf1157e75b76ac7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:55.855762Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056401/publication.mdobserved c913ec73e0dbdd1e7b823e9cc805f14e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:55.836672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056401/publication.txtobserved 56b279bfe5df143bb053cab58b6b2e3d...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. |
|---|