OT-2026-000031525
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000031525) never changes.
Identity and time
| Publication number | OT-2026-000031525 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7149-a132-1e0aa8ff6a10 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031525 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2bbdd383ce99c8501cdc9e8d1aad37be1ee29165d71ba1af0faaedba2d3baf21 |
|---|---|
| Markdown | 0ee40fe776e9e932ed709af3682f5937b71b47d0b7cf04007953dd834ff6a4ef |
| Publication page | 68f67ff62d1c72a86d55ff2120dc25f36958fce6d203f735718590e17cc28d59 |
| Manifest | 3f8ffb8e23ab5c94bd5ec38a98e1ae2c3dbd106c7f9e7c40d9ae4d4537d81d83 |
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 | LD78kC5E35NhNbKfC+Hyk6TUC77DqWKf6569sSxcdTFuKL3McaLKwZNudx13uiOJe/0F2IYjbptcBFgEiMJmCA== |
| 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
| 2026-09-17T11:36:21.765286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031525observed 68f67ff62d1c72a86d55ff2120dc25f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:21.744951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031525/manifest.jsonobserved 3f8ffb8e23ab5c94bd5ec38a98e1ae2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.727620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031525/publication.mdobserved 0ee40fe776e9e932ed709af3682f5937...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:21.708249Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031525/publication.txtobserved 2bbdd383ce99c8501cdc9e8d1aad37be...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. |
|---|