OT-2026-000033346
Publication integrity record
Foam pad vacuum gripper, single stage ejector, 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-2026-000033346) never changes.
Identity and time
| Publication number | OT-2026-000033346 · never reused |
|---|---|
| Internal UUID | 01a0ae75-8980-7d90-a023-6148df2ae138 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:22:13.649513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000033346 |
| Status | PUBLIC |
Content hashes
| Canonical text | ab243120205ed30ad6b7bb560b37485af37c98578f9376b9b92245ef8b88ac72 |
|---|---|
| Markdown | 572bb839672dbca508058c0bca9d31864d66bc09c81157e9f590c858a15f3635 |
| Publication page | f125e59135f43e51db68079bdef7262d89e2c535cbc70c03f61749469661a13c |
| Manifest | 80173f367f4fac2304bd3090f8078420b98d59a502c421bd55c7c40e4087b189 |
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 | VbMkp7UyRv5Y3rJOFTPCaQVS2EWhS0IfdusHMSKqEisCwfgPcp209ochKX/KLuXjjVLQdAYaN/J38isg/0LUAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:32:06.332280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033346observed f125e59135f43e51db68079bdef7262d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:32:06.313787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033346/manifest.jsonobserved 80173f367f4fac2304bd3090f8078420...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:06.295412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033346/publication.mdobserved 572bb839672dbca508058c0bca9d3186...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:32:06.270817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000033346/publication.txtobserved ab243120205ed30ad6b7bb560b37485a...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. |
|---|