OT-2026-000077690
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented after 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-2026-000077690) never changes.
Identity and time
| Publication number | OT-2026-000077690 · never reused |
|---|---|
| Internal UUID | 01a0ae95-2ecf-701a-8577-85171a82c033 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:47.703064Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077690 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8b626b38cebe133aab698b6821424abbf41db932e313be984bd0c960b5c8bb5f |
|---|---|
| Markdown | 7431d6a6d60a5c89a83a9ff1a4ff93298b238f0d814fa487984162db508a3945 |
| Publication page | 18463e22f92bac980ad4ec817d897e605a6a517d9a7f721f9d88f81f5ad9481d |
| Manifest | c0474f60bfe7baa94d31e884bfa0cb5cd9ec81c6f47cfbd547b9a88eb2dc7fa2 |
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 | QERj5FkuR6x4WaVaU6NTxZmoaWifqVdIf0VwogzoFIBvXQ0W/1s8/PVJaiWJNIYbO/h/BMvUC58k9nlCXslcBQ== |
| 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
| 2026-09-17T10:06:55.568791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077690observed 18463e22f92bac980ad4ec817d897e60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:55.524392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077690/manifest.jsonobserved c0474f60bfe7baa94d31e884bfa0cb5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:55.507256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077690/publication.mdobserved 7431d6a6d60a5c89a83a9ff1a4ff9329...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:55.461229Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077690/publication.txtobserved 8b626b38cebe133aab698b6821424abb...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. |
|---|