OT-2026-000053374
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, 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-2026-000053374) never changes.
Identity and time
| Publication number | OT-2026-000053374 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a8f-7cb2-b54e-8bc057246a56 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053374 |
| Status | PUBLIC |
Content hashes
| Canonical text | f088c304cf7ec07c9ab7ac64aa64b9c6f35a77fa9986f9fab2f00ab0c568ec80 |
|---|---|
| Markdown | 021939d6fecb8d9ddcef5216f0a4dbf6e1d3073cb5685f38573f36869bf63753 |
| Publication page | 19531e418d0df6b2e6c06fbdecb310fe5e1a95bb6cd826ae8fffbadd6280d39a |
| Manifest | 1d84ec2e245cc4e47424ef3fee0f9425faeff3b6f8979a4badc2afc461e4013b |
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 | bA9qHCppo2TgbPuNAT0didRKsXaoZfb9iPPUcOxIQ2xyIVFExO7/yoNDD71vWDrWErcXIsnADfoNBVUP4moWDw== |
| 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
| 2026-09-17T10:55:05.593962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053374observed 19531e418d0df6b2e6c06fbdecb310fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:05.576122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053374/manifest.jsonobserved 1d84ec2e245cc4e47424ef3fee0f9425...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:05.558293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053374/publication.mdobserved 021939d6fecb8d9ddcef5216f0a4dbf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:05.539949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053374/publication.txtobserved f088c304cf7ec07c9ab7ac64aa64b9c6...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. |
|---|