OT-2026-000057864
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000057864) never changes.
Identity and time
| Publication number | OT-2026-000057864 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed8-7d17-bf1c-34cfde4eb4f5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057864 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2c1107b31170fe5e235192e76e5d2c19912ea96031f81ca5635a6a4a1a3335ee |
|---|---|
| Markdown | b8d0838c799de8ef369de69a0f0f489350010361e9dc6b79c77d891474c3f6c0 |
| Publication page | cbd4a9ba199315f84e4034d19b755633dadf53b1bbffe90d34d38f5fa2e69b61 |
| Manifest | 0c55ba170af56bf9d39b738f79ed8f42ae8d446c17b36173d4242afbb1af9a56 |
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 | DKNNZ5ZSdKdyIllD/e7AsECl0MpzMw8OWhtnvpL6ZrGAGBMcmzc7vfRQlpeCHYxbCt6C8YiQGYUkfGle9W4QBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:26.896136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057864observed cbd4a9ba199315f84e4034d19b755633...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:26.878659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057864/manifest.jsonobserved 0c55ba170af56bf9d39b738f79ed8f42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:26.860822Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057864/publication.mdobserved b8d0838c799de8ef369de69a0f0f4893...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:26.840531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057864/publication.txtobserved 2c1107b31170fe5e235192e76e5d2c19...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. |
|---|