OT-2026-000012489
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000012489) never changes.
Identity and time
| Publication number | OT-2026-000012489 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-761b-aa24-c577df43661e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:08.998406Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012489 |
| Status | PUBLIC |
Content hashes
| Canonical text | f122c391cc1cf604a24b789b089dc139616eb9583659c5aa7ddf0de452fbe796 |
|---|---|
| Markdown | 39e3e6c3926c04790fba6dd50441406f9e1bfc6b89dd340ee54e710d20c66d0a |
| Publication page | 39b3868df7688b8fd4878e5159cb159c8fe769a3f6d329990e1be791a851728f |
| Manifest | fe99360e7956891b9e1f595d0576374d00d9038fc6477fb012ecae8601ac4c50 |
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 | 4hUOOfB5OFgcyR8GvzcniOwKUllCzD+3ikvESv/Ah7fmjxzj+VCFi0s2QHFPUv4GUnGaAFf2odJQfGwRgmcwCQ== |
| 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
| 2026-09-17T12:12:00.254786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012489observed 39b3868df7688b8fd4878e5159cb159c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:12:00.235644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012489/manifest.jsonobserved fe99360e7956891b9e1f595d0576374d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:00.216060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012489/publication.mdobserved 39e3e6c3926c04790fba6dd50441406f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:12:00.195731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012489/publication.txtobserved f122c391cc1cf604a24b789b089dc139...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. |
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