OT-2026-000004527
Publication integrity record
Bellows cup vacuum gripper, pump fed, contact triggered, 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-2026-000004527) never changes.
Identity and time
| Publication number | OT-2026-000004527 · never reused |
|---|---|
| Internal UUID | 01a0a91a-f073-7a7d-a968-31947b37a998 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:25:10.134404Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004527 |
| Status | PUBLIC |
Content hashes
| Canonical text | a3416c4743e0a231392758c3e36cebadc4148c851091857e019074aa750f5aa8 |
|---|---|
| Markdown | ab2622aed865d48690fc487f4d41f5670e3fde72583bea426c7a67e6ec598787 |
| Publication page | 29e10f44bc18bbf695712c2ec842c805fc1c96a3cd08bd18fad61241900bbf65 |
| Manifest | 79ac7d893299a91201f58d9c3db0c7d927f01fab6cc71bd32ffe4816840048dd |
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 | JLj7WUA5RmO2moZtlQdQnAw/HtrikfdJ/Q3qQVgnqpM43GGniBdfBMooY1GrDLh+bCojGGauOL3KuwHe5xbbBQ== |
| 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
| 2026-09-16T07:30:18.177005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004527observed 29e10f44bc18bbf695712c2ec842c805...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:18.163618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004527/manifest.jsonobserved 79ac7d893299a91201f58d9c3db0c7d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:18.150155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004527/publication.mdobserved ab2622aed865d48690fc487f4d41f567...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:18.136330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004527/publication.txtobserved a3416c4743e0a231392758c3e36cebad...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. |
|---|