OT-2026-000049509
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-2026-000049509) never changes.
Identity and time
| Publication number | OT-2026-000049509 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7c-7e57-ab71-e706b978c225 · 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-2026-000049509 |
| Status | PUBLIC |
Content hashes
| Canonical text | 228789b2c0191d2aee45ac0af5af43ebfda9556f827d5c3dacc538a136efc531 |
|---|---|
| Markdown | 8d91da966ab711fcafd8ca0c152a1393692bbea9ac4008d874883db38d22d836 |
| Publication page | 42c4f24edb99104788f4c3d8e8c151da2c42b108cded7929bf422918fe9bd751 |
| Manifest | 1eb77b2284455a62301e868a0b30d5168db26c350e1623b9834a2a2c248360ab |
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 | WPWoDwBI3zYwgoqHmTEDoQbKNbSpKwkTyiHrU/JLjQcjXhcj7knS9mBAipUsGI3vkXlKcw9kkl+2/uttxFK8Bw== |
| 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
| 2026-09-17T11:02:21.872410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049509observed 42c4f24edb99104788f4c3d8e8c151da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:21.855296Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049509/manifest.jsonobserved 1eb77b2284455a62301e868a0b30d516...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:21.837432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049509/publication.mdobserved 8d91da966ab711fcafd8ca0c152a1393...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:21.818346Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049509/publication.txtobserved 228789b2c0191d2aee45ac0af5af43eb...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. |
|---|