OT-2026-000012031
Publication integrity record
Foam pad vacuum gripper, two zone face, pump fed, pulsed 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-2026-000012031) never changes.
Identity and time
| Publication number | OT-2026-000012031 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-1943-7490-b05e-009139ee512a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:00.631271Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012031 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4f55b5347571dba5fb9ed9833a49cf47caee1236ed0632e5719e3414abe71ff |
|---|---|
| Markdown | eae9497864efceac839c01b3722a6a83789c627915663612b417748d5ae5d504 |
| Publication page | e8ab947c0b01db136505c5c34b1f112d8f0a17dd5704d04cf99be2dc3a282860 |
| Manifest | cde291b35382dbcb5b9f66406cb2b6264e074e08dea1d99a9ce98abc4ae9ed58 |
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 | qtKKVbaem1NiTfSArcdQuSf701Guu4AJzlB6mOmPjy63KGmgalx0htRk9vyehisOxcOmLbHVkaEiPnRCLbnsDw== |
| 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
| 2026-09-17T12:12:54.230268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012031observed e8ab947c0b01db136505c5c34b1f112d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:54.211353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012031/manifest.jsonobserved cde291b35382dbcb5b9f66406cb2b626...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:54.192690Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012031/publication.mdobserved eae9497864efceac839c01b3722a6a83...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:54.172420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012031/publication.txtobserved a4f55b5347571dba5fb9ed9833a49cf4...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. |
|---|