OT-2026-000080023
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, 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-2026-000080023) never changes.
Identity and time
| Publication number | OT-2026-000080023 · never reused |
|---|---|
| Internal UUID | 01a0ae96-4377-77f9-b414-a3c4a9816bf4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:58.480954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080023 |
| Status | PUBLIC |
Content hashes
| Canonical text | 481ba7cc25c47dcea28800939713eff6197afa8e81e26d4717c4b42c13b23643 |
|---|---|
| Markdown | b272ecd38f1743e30279f4e2003f5e31299a5ac77285cd536b4b354bf372c8aa |
| Publication page | 3074776dcd708e905abc873b4f4759cfa69790159036d54493e82d87464b8473 |
| Manifest | 4d2344fddce1ab3bb6c18167a68d3398ac20cd675de88b852d60ab8f7e18ffab |
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 | QUtzH8A8zg0VxrpSF65DKv+CZGgBbRMhnF8EqEZ8vyU1FR+Dz3xDbMU0CpwkrgoUOOA8AxGTMmAcUPUHZgalDA== |
| 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
| 2026-09-17T10:03:56.666733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080023observed 3074776dcd708e905abc873b4f4759cf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:03:56.648839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080023/manifest.jsonobserved 4d2344fddce1ab3bb6c18167a68d3398...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:56.631926Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080023/publication.mdobserved b272ecd38f1743e30279f4e2003f5e31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:03:56.614196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080023/publication.txtobserved 481ba7cc25c47dcea28800939713eff6...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. |
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