OT-2026-000028152
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000028152) never changes.
Identity and time
| Publication number | OT-2026-000028152 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-755f-a6b5-abe30df04972 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028152 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2296d4e379bfbdbeeeb6db92d8c55c5bea0cbc5b3653d1a852290eabafb489cb |
|---|---|
| Markdown | 3db0dc6d7cbd8ef04bfd8d47d476a6c3aa1f4e546c862fd93cd515ac3a363859 |
| Publication page | 9acebc3a153639641154d5627fa7e6149fb2d609850bca1e53ea09f06edc5925 |
| Manifest | b2720a64f9d9890fa73bce6321701f4ef1b53e99fbf0fa87909932bd271225c8 |
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 | ZGlE0PQyLML6HQBkNKd4bT2CNrU+eV2xqc4lrNjs5AodpY99ekYe02CbnSkRwifOZ0HpWqWDMdT5HrGDBP+TBg== |
| 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
| 2026-09-17T11:42:30.301096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028152observed 9acebc3a153639641154d5627fa7e614...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:30.284315Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028152/manifest.jsonobserved b2720a64f9d9890fa73bce6321701f4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:30.264796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028152/publication.mdobserved 3db0dc6d7cbd8ef04bfd8d47d476a6c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:30.246666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028152/publication.txtobserved 2296d4e379bfbdbeeeb6db92d8c55c5b...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. |
|---|