OT-2026-000049525
Publication integrity record
Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000049525) never changes.
Identity and time
| Publication number | OT-2026-000049525 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7eb2-a348-2cd01fabdb3b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049525 |
| Status | PUBLIC |
Content hashes
| Canonical text | a36d23e7166996f94e77474dbd78205085b575c6f05c82baa548d5674d516e50 |
|---|---|
| Markdown | ef62854c956c3c27d84e0949523d413139b08377de5299349534b86da4761996 |
| Publication page | 3af575ff0e86689b1b6084e323459a25ccc744f2f9aa5076745e780235c32222 |
| Manifest | f30c21212e4e1f312d3d32a82c487c0063e15f7aaa55b3d90222191d954508ae |
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 | aS9wO9zGfjyuw5X4/vurwgIKURY1LRaYP60BSR6pQeuwl8XAVMyqxAprBIIHAKnNux2BD1FYwivcBu6mn6IaAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:02:23.179018Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049525observed 3af575ff0e86689b1b6084e323459a25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:23.158869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049525/manifest.jsonobserved f30c21212e4e1f312d3d32a82c487c00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:23.138569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049525/publication.mdobserved ef62854c956c3c27d84e0949523d4131...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:23.118937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049525/publication.txtobserved a36d23e7166996f94e77474dbd782050...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. |
|---|