OT-2026-000027218
Publication integrity record
Foam pad vacuum gripper, pump fed, supply line pressure sensor, sustained 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-2026-000027218) never changes.
Identity and time
| Publication number | OT-2026-000027218 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3454-7fe6-8844-f25d740b6a1b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027218 |
| Status | PUBLIC |
Content hashes
| Canonical text | 236c33b08dc31cff55dce91919b3c2f81f2f623739cba957f84a1efc34f20c52 |
|---|---|
| Markdown | 7b68fc1c8aeecf1bd7c631cc00c3abf50d3cff84f026d8b47b0215beef8e9f89 |
| Publication page | a87694e3cc5e0952d88a66af256304fb345ca510082065ec8bc8297b04903194 |
| Manifest | 0c9db529a34648960e00058dfcaf429f0861dc941878bea2359123273370db88 |
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 | SY/kdZES6dG26P2UPQSdKOGUi/+NBddUVsxSrLc4hZPiIE4OtLnsBCvhV1lOtgHsin+Zf/xOCqDyd0WXxToNAQ== |
| 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
| 2026-09-17T08:42:23.485688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027218observed a87694e3cc5e0952d88a66af256304fb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:42:23.248591Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027218/manifest.jsonobserved 0c9db529a34648960e00058dfcaf429f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:42:23.082721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027218/publication.mdobserved 7b68fc1c8aeecf1bd7c631cc00c3abf5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:42:22.751206Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027218/publication.txtobserved 236c33b08dc31cff55dce91919b3c2f8...fetched by grabo-systems from 34.44.131.203, 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. |
|---|