OT-2026-000064921
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000064921) never changes.
Identity and time
| Publication number | OT-2026-000064921 · never reused |
|---|---|
| Internal UUID | 01a0ae8d-debd-71b9-9feb-9e6746dbd3b2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:48:48.495161Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000064921 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3802149145011a7cc86b855b538ae0f647410c121567d82f390558671bda9be2 |
|---|---|
| Markdown | c1fb33a9dc70e9627268c95c6e73bba61332bb78c93aeb8521294328054057da |
| Publication page | fa0550995591f3a75a3b0818d1e88da06f396b25cc71aaffe127ad7313de17ef |
| Manifest | 7794bb47e56a69ff490cbd8176acab2797464e285558da1b6c1faebdbeb95498 |
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 | vPJx+57xA5O9NZ6sOMhT5EeHjOTIo44hDoSPVbbCLdky7twxuR5wUrnokMLGMS+XLowGrTUYCD4R8ONO3h4FCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:35:51.349661Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064921observed fa0550995591f3a75a3b0818d1e88da0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:35:51.332009Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064921/manifest.jsonobserved 7794bb47e56a69ff490cbd8176acab27...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:51.314812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064921/publication.mdobserved c1fb33a9dc70e9627268c95c6e73bba6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:35:51.295913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000064921/publication.txtobserved 3802149145011a7cc86b855b538ae0f6...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. |
|---|