OT-2026-000051950
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, 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-2026-000051950) never changes.
Identity and time
| Publication number | OT-2026-000051950 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78d-7894-a8c5-55a2f821cf7f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051950 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea9a7140459b94928d9907494a88e216709a99d9a3f50a7c58eb02784a328522 |
|---|---|
| Markdown | 0ae05df4b93907cf1e352fd4e4c4d42e75758b53c4e70748e50a3fa8b84b30ae |
| Publication page | 563131b7e3fc2c85b9e53855f9f8e83cd1a27704326f4489242c60d275cf9fe1 |
| Manifest | 27a31c4b9a7bb1b0ff45c4c2c8f53dc38d735675d1964d4c9b337be2fdda27f4 |
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 | KUJ56dzIYi63/X0+8WbVDGoIjoYYbJghVOJB3EJ+xxlfd1WzvRh6+rZgc/PqNWGFEieacBHIEhHeDKvcaCmHDA== |
| 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
| 2026-09-17T10:57:26.608442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051950observed 563131b7e3fc2c85b9e53855f9f8e83c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:26.590227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051950/manifest.jsonobserved 27a31c4b9a7bb1b0ff45c4c2c8f53dc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:26.572747Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051950/publication.mdobserved 0ae05df4b93907cf1e352fd4e4c4d42e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:26.556175Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051950/publication.txtobserved ea9a7140459b94928d9907494a88e216...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. |
|---|