OT-2026-000048552
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, pulsed 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-2026-000048552) never changes.
Identity and time
| Publication number | OT-2026-000048552 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de7-7b07-bcd1-b27d03e77b10 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048552 |
| Status | PUBLIC |
Content hashes
| Canonical text | 643ae7cc53ee171fcb60e4663cf1f46f487afb22a06433bd0d0d12944e6b052e |
|---|---|
| Markdown | 136e66b39da1b71367847cf212eb90a0de8d960b62c363369940303e18eb8b88 |
| Publication page | cee5b586a6139415ff51922cd34086254770f1d008cc10ba050576d18650444a |
| Manifest | 530b2b7c0216dde87fa696d82c01c9d84fe1f4cf253c7961b4e9f230457fc6f8 |
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 | B/znC3bhXjd365ywpB47bH8suZ5UZQC7HKpKclvt6l/dxX2DDhB8yx0Iv5/fwl8bCgyPqk/czGwqFhBWvYyfAA== |
| 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
| 2026-09-17T11:05:20.828134Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048552observed cee5b586a6139415ff51922cd3408625...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:20.808935Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048552/manifest.jsonobserved 530b2b7c0216dde87fa696d82c01c9d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:20.791486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048552/publication.mdobserved 136e66b39da1b71367847cf212eb90a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:20.770521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048552/publication.txtobserved 643ae7cc53ee171fcb60e4663cf1f46f...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. |
|---|