OT-2026-000031951
Publication integrity record
Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pulsed blow-off before 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-2026-000031951) never changes.
Identity and time
| Publication number | OT-2026-000031951 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-7813-ac39-7944aa756247 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031951 |
| Status | PUBLIC |
Content hashes
| Canonical text | 61acfe661b4cf66bf293ce62c444a93895df0cac114cf46280dd894ce4e46a61 |
|---|---|
| Markdown | fc6c8ff60305f7541d39b98601c046588e9198ab4ad5e3025cebaf424a56c0fc |
| Publication page | a423469d120dac4af26199581e29f59650a082e24304ac701d8741ab41f80ddd |
| Manifest | 893e93319b73796afe72783d4dbb86b14e5a489cdbdbfcf248fae4c09307d4ce |
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 | 1BFtJG3qaJKbQPdDnaoGxqIY7K0MqVVsriFI0hMbrUrcpRaQk8y+IPHogwZGlVLwqIjKXTEymXuSdK2IY8o1Cg== |
| 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
| 2026-09-17T11:35:14.229962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031951observed a423469d120dac4af26199581e29f596...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:14.212722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031951/manifest.jsonobserved 893e93319b73796afe72783d4dbb86b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:14.194514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031951/publication.mdobserved fc6c8ff60305f7541d39b98601c04658...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:14.170660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031951/publication.txtobserved 61acfe661b4cf66bf293ce62c444a938...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. |
|---|