OT-2026-000015452
Publication integrity record
Single bellows cup vacuum gripper, 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-2026-000015452) never changes.
Identity and time
| Publication number | OT-2026-000015452 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef4a-719f-81cd-f33f543d16be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015452 |
| Status | PUBLIC |
Content hashes
| Canonical text | d5ae154df458534ef59d032661e86964493d0b6a792b8c4880216a26bc071152 |
|---|---|
| Markdown | 79b547e16efe674c7bd32db50718799b0683010b74c8a21b77f5a0c51bdc17be |
| Publication page | d1e8e0012ab958414fb75f493797ef446adf483131fd504e3973b846f9da5062 |
| Manifest | 6da31583980c43ff6ae04c62f3d155afbe2b17d6d1e0f8ad84bab6a7b1eb09c0 |
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 | MUDjcvhKc36E8Vci9HzZf0m/kzYYtijlHKePbLd1wCxEJR+vk9OYyEV3SDp0Rws9QtzPoQ2Bi1h0Cc2hBN4ABQ== |
| 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
| 2026-09-17T12:06:11.998220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015452observed d1e8e0012ab958414fb75f493797ef44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:11.978115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015452/manifest.jsonobserved 6da31583980c43ff6ae04c62f3d155af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:11.958568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015452/publication.mdobserved 79b547e16efe674c7bd32db50718799b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:11.937141Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015452/publication.txtobserved d5ae154df458534ef59d032661e86964...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. |
|---|