OT-2026-000081053
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, single 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-2026-000081053) never changes.
Identity and time
| Publication number | OT-2026-000081053 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b976-7326-99c0-5aff34865214 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081053 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99a78698a949ad63fc0c36431d59235ed601f4e7822cb8db92bca8424a004b2b |
|---|---|
| Markdown | b17c89c9356d481de6a9f45989a4bd22ea5be3293165d81151f8886594a6a24e |
| Publication page | c91045d7762f2e54e53ad0242314fb9b3d0d4aa63560bcec8a8483093235aff1 |
| Manifest | fc839d900c351faa9da06c57599ed7a7c5428a47df9c74295505158ff960c392 |
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 | wuW7Mn3iYuFjN/qNNQJ7YkMGmMNkDaRUeBM3yWNKuHflSK/ObWpkugepodsliZ0H6M3FygxwzOzerqYWFcegCA== |
| 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
| 2026-09-17T10:02:20.854236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081053observed c91045d7762f2e54e53ad0242314fb9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:20.838277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081053/manifest.jsonobserved fc839d900c351faa9da06c57599ed7a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:20.819033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081053/publication.mdobserved b17c89c9356d481de6a9f45989a4bd22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:20.800941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081053/publication.txtobserved 99a78698a949ad63fc0c36431d59235e...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. |
|---|