OT-2026-000043173
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single 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-2026-000043173) never changes.
Identity and time
| Publication number | OT-2026-000043173 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327c-7f28-adc1-b4c7151f3aea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043173 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20cbf8b36623de95a5f5dc9320de26c81bbce85502448aee2c774cda3118c660 |
|---|---|
| Markdown | a5ddb8ab27cdf24ac904b146867d69a84c676b0a45292630447609f859028a7a |
| Publication page | 955b5f2b89f420fb9c76015af675c519b59a6e9b60cb14f8e48f5541a9e201d9 |
| Manifest | c2ff126c7a5acbff57f23a269571cb9b3138eded81d5cfa894568d117b7feb9b |
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 | oJQdSXU2vneUud6vaUOIQB5SryGNk/e6S9S7zOouWpHW9n2xLOYO6meRxiTcryx3/QGBA9yf7Y/Wd4mWQWPdAw== |
| 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
| 2026-09-17T11:13:37.312610Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043173observed 955b5f2b89f420fb9c76015af675c519...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:37.293792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043173/manifest.jsonobserved c2ff126c7a5acbff57f23a269571cb9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:37.273050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043173/publication.mdobserved a5ddb8ab27cdf24ac904b146867d69a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:37.255493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043173/publication.txtobserved 20cbf8b36623de95a5f5dc9320de26c8...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. |
|---|