OT-2026-000053721
Publication integrity record
Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000053721) never changes.
Identity and time
| Publication number | OT-2026-000053721 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735c-7bc3-bbe3-dfe16f6966e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053721 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea75e8d18307ef55256fc72529ebedf2d39be12126253ae96b53222799fd3b38 |
|---|---|
| Markdown | 8444f9a4610ed23aef6b6ebf8ec27a406cde7e12d3261dd0bb2e546541e5e819 |
| Publication page | fcb7df250f1477e0ac1bebebda873e175d3244bf34b63406c01dd3d29ecd27e3 |
| Manifest | e2d9b81f27af1b1e4f6cf70d2dca1f01720b0fd2d2229888f30d5b7e6a50022c |
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 | OxRTKs0D4wSVCIcu0cUK0skfAq0NYcg80NERPemmfWhomByAlkJVC1QunXjCwMCPsv80DEtIkKsxVlmQcXcaBQ== |
| 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
| 2026-09-17T08:40:17.081572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053721observed fcb7df250f1477e0ac1bebebda873e17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:17.061536Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053721/manifest.jsonobserved e2d9b81f27af1b1e4f6cf70d2dca1f01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:17.023408Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053721/publication.mdobserved 8444f9a4610ed23aef6b6ebf8ec27a40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:16.988630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053721/publication.txtobserved ea75e8d18307ef55256fc72529ebedf2...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. |
|---|