OT-2026-000003900
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, three outlet manifold, three stage ejector
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-2026-000003900) never changes.
Identity and time
| Publication number | OT-2026-000003900 · never reused |
|---|---|
| Internal UUID | 01a0a90b-66a1-70bb-b7a0-af484e259cea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:11.811692Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003900 |
| Status | PUBLIC |
Content hashes
| Canonical text | 490b036c17a0cd85050f1cf0eb9d8da8a875c735265cc6476f4a0634adc96040 |
|---|---|
| Markdown | a2403f389fb995438f67938af410187bc3737173cc954ffcb373ed0f3936c205 |
| Publication page | cbeef74148270561f3d7ced7f6c43d0cff12ab45ad7c45f60bd30e0ba6242335 |
| Manifest | 4f53085934947342cfd9bb1346c94e6c336f6245271e2d98681350a9cfd6180a |
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 | 7GusS5JdvuLA7gyMeOk9zQ83KgMUd5lhQvFbYqL6xw+2hyXSKuSzXm2rOZ18MwZgIZEeZWsTPe00IeMw/M5tAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:13.438087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003900observed cbeef74148270561f3d7ced7f6c43d0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:13.422536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003900/manifest.jsonobserved 4f53085934947342cfd9bb1346c94e6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:13.409464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003900/publication.mdobserved a2403f389fb995438f67938af410187b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:13.396554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003900/publication.txtobserved 490b036c17a0cd85050f1cf0eb9d8da8...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. |
|---|