OT-2026-000012538
Publication integrity record
Three pad foam 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-2026-000012538) never changes.
Identity and time
| Publication number | OT-2026-000012538 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-39f7-7f79-84d3-0274446564a7 · 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-2026-000012538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c48ae3eec1dd7fac831fa879edf84b361c2078f4fc7a439dc74e2d42a6d4221 |
|---|---|
| Markdown | 03581e575b738b8d2cd2acf8c5f98f0c2914225431537dc973e8b3a76ce02d70 |
| Publication page | 7a07ec84fc8df75e2ea283798285f19bfe78d55e62af1ef2c120c5656515280e |
| Manifest | ad5490f35ada22f5b0fc7071b55c9588b0841d885431830911089da41bbd29ec |
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 | ZhDihk+Npcxww5WPPcliDYgykPMq+5EIhm3I0E0q05kRHqvLMlsJNgBo2NSOBCa0L7YkH8VQzwLgallCa9IyDA== |
| 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
| 2026-09-17T08:43:40.834798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012538observed 7a07ec84fc8df75e2ea283798285f19b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:43:40.541706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012538/manifest.jsonobserved ad5490f35ada22f5b0fc7071b55c9588...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:40.219642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012538/publication.mdobserved 03581e575b738b8d2cd2acf8c5f98f0c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:43:39.820768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012538/publication.txtobserved 6c48ae3eec1dd7fac831fa879edf84b3...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. |
|---|