OT-2026-000056036
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, sustained 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-2026-000056036) never changes.
Identity and time
| Publication number | OT-2026-000056036 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4b-7813-89c8-0583e8a666c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056036 |
| Status | PUBLIC |
Content hashes
| Canonical text | 637b6940fac9724861f49af9ec2503716f6830d7975ad9b3d2fcd669315bd2e4 |
|---|---|
| Markdown | 85b5b121aa40cec1674e2e2ea4beabfa9ed8a2183855d56966e6040b2a07a041 |
| Publication page | 5490a4b35211ac9018911d8c4ffad87e8da845daac4d2b98542566b0ba851fc0 |
| Manifest | 39774c0cdb56c2d2a6bd6441bb760957c7fe2ef5fa9c60441e4e53940f41e5dd |
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 | V9ed2GSDRT29wJCL3pB7IQcd+8dv0tozlZ7FwQN55AuoGY9T0Haw4tUJ9oGADU60dtuRkRCGh9JwNqhlNbnnCw== |
| 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
| 2026-09-17T10:51:33.973962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056036observed 5490a4b35211ac9018911d8c4ffad87e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:33.957397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056036/manifest.jsonobserved 39774c0cdb56c2d2a6bd6441bb760957...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:33.939934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056036/publication.mdobserved 85b5b121aa40cec1674e2e2ea4beabfa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:33.920546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056036/publication.txtobserved 637b6940fac9724861f49af9ec250371...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. |
|---|