OT-2026-000081849
Publication integrity record
Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, sustained blow-off before set-down
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-2026-000081849) never changes.
Identity and time
| Publication number | OT-2026-000081849 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f75-7c69-9fdb-ae1705e019dd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081849 |
| Status | PUBLIC |
Content hashes
| Canonical text | d804373a331baaffcbb44a635d8f9c910d480998480d71f2548d9240a581dd44 |
|---|---|
| Markdown | fcbb9e495b7982bdac1fdd0bc538e75f13d14c6349a407b236f76f785300de45 |
| Publication page | 4af776b133ef2581b7d56c77fadb78f1726aefe4f81de707fde0a051c3b87270 |
| Manifest | 51f43f898c033e369e1880e35f6dc7a2773dc2bb88b717aee9d83563c60821f9 |
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 | iXR6wLcbHYJVxURreEzciv5Gw9sZOoiDGFFYUymNAjWK6yt4qXbRIo5uT7wvsL9QVHfqI//pU5SXI7xQbAcWDg== |
| 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
| 2026-10-29T04:41:38.388300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081849observed 4af776b133ef2581b7d56c77fadb78f1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-29T04:41:38.303384Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081849/manifest.jsonobserved 51f43f898c033e369e1880e35f6dc7a2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:38.233671Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081849/publication.mdobserved fcbb9e495b7982bdac1fdd0bc538e75f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-29T04:41:38.169248Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081849/publication.txtobserved d804373a331baaffcbb44a635d8f9c91...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:42:05.762690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081849observed 4af776b133ef2581b7d56c77fadb78f1...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:42:05.695707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081849/manifest.jsonobserved 51f43f898c033e369e1880e35f6dc7a2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:42:05.617564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081849/publication.mdobserved fcbb9e495b7982bdac1fdd0bc538e75f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:42:05.536169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081849/publication.txtobserved d804373a331baaffcbb44a635d8f9c91...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|