OT-2026-000053021
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000053021) never changes.
Identity and time
| Publication number | OT-2026-000053021 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-72f8-bb5c-2d638f09320c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 96ca8988010887b8b461e98f90f3a94c7331972e9d52e475360880e0f7ea4edd |
|---|---|
| Markdown | 028d34bc1d3392d4a2be4d40b36b6022dfb950fb0831491890a2323a4ed6560e |
| Publication page | bd0e755674fdc9d530d7ad1ee55de92c02d2000ea08430ae6d07f6754619c5b5 |
| Manifest | 1ffdc274de38029bb239dc5106006d2834b81ba8a9cedf2f836ad48d23b35830 |
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 | h7Jb2piGRLbUy9aKg6DBf/qfZBiVSs8K7wRkMQ6Yfs1CyLVwUYGc388dP8MOc/JVaGlYaVngmbaQR1KI67avBA== |
| 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
| 2026-09-17T10:56:43.363602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053021observed bd0e755674fdc9d530d7ad1ee55de92c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:43.344965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053021/manifest.jsonobserved 1ffdc274de38029bb239dc5106006d28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:43.327089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053021/publication.mdobserved 028d34bc1d3392d4a2be4d40b36b6022...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:43.308861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053021/publication.txtobserved 96ca8988010887b8b461e98f90f3a94c...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. |
|---|