OT-2026-000087557
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000087557) never changes.
Identity and time
| Publication number | OT-2026-000087557 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd52-7e40-8100-d13a2751b8f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087557 |
| Status | PUBLIC |
Content hashes
| Canonical text | e3b00cacbaf77b4dea6248e01ae70196a48f0c69f0840673f037275e006f2898 |
|---|---|
| Markdown | 463c56851d7aa32b40ead4cad3523be4c92146f9dcfcb64062268837b6bc8a43 |
| Publication page | ce4ce71c052802de93714c5c500ba80589bda90f41b4c2b3025772876bf6e3fd |
| Manifest | 5c38e5307c365f1c57bbab9e1ac745cbfef7499bbf9eb561f8f673c39b254e97 |
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 | D0j/S8sHbpu882YXq/2ZuIXyGFYrx7Ue28MCIvDEAlXFa7RSMqvfyedoH9XX19DWPyzpRHqwBEJ+GJo4XxoFDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:54.041046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087557observed ce4ce71c052802de93714c5c500ba805...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:54.024474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087557/manifest.jsonobserved 5c38e5307c365f1c57bbab9e1ac745cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:54.007790Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087557/publication.mdobserved 463c56851d7aa32b40ead4cad3523be4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:53.988910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087557/publication.txtobserved e3b00cacbaf77b4dea6248e01ae70196...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. |
|---|