OT-2026-000054209
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000054209) never changes.
Identity and time
| Publication number | OT-2026-000054209 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a8-7b9d-9513-40ba7b5ac9d7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054209 |
| Status | PUBLIC |
Content hashes
| Canonical text | fd25e69adb146d7fb6b057d28b25ed999dd7570de4aebe3b3220cced3652fee1 |
|---|---|
| Markdown | bf396d2621395d71872c0f0910ba605e1b0be8e5b443ff7869b5d464f44d4921 |
| Publication page | 2ab603cabaecc8694bef201dc814888e50471608c1a105c51bac74f4959658b7 |
| Manifest | f7cbcf7dc12d98f96b59b712a318d76f4cb0971510c1b09f92d007d418f1a8f4 |
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 | y8yx/VAYQcrYxfOZaG32V/Jsq0KOQ9opd9/WYVzXgqomAzHf9Msya3BlvXSD3PRWQp5OzRhF3l6Aa1rWgqR9Dw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:41.186964Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054209observed 2ab603cabaecc8694bef201dc814888e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:41.167159Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054209/manifest.jsonobserved f7cbcf7dc12d98f96b59b712a318d76f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:41.147094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054209/publication.mdobserved bf396d2621395d71872c0f0910ba605e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:41.127356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054209/publication.txtobserved fd25e69adb146d7fb6b057d28b25ed99...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. |
|---|