OT-2026-000006889
Publication integrity record
Vacuum cup gripper, common isolation valve, three stage ejector, contact triggered, silicone cups, flat form
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-2026-000006889) never changes.
Identity and time
| Publication number | OT-2026-000006889 · never reused |
|---|---|
| Internal UUID | 01a0a96a-f155-71ac-a500-9dc5d3bc771f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:52:33.239502Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006889 |
| Status | PUBLIC |
Content hashes
| Canonical text | f83b314e70bfa69647ae7a8801c5775b4f7e6c5d51760773a35592277314f96e |
|---|---|
| Markdown | 8e11e1a252e8dfdebc8c37bd7992bd66699e7089ff423de7ddb7ce3ef20187f4 |
| Publication page | 3c27b590661a2c36597a725c909e79e74b45cd47cf21afcd9fc201a25b7740ff |
| Manifest | b437fb60cc390a580608e0ed930a2b4099c666d4fa2b3a7bf5db3e5599f98ad5 |
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 | FlMvLH7jJmT1EPowH6ucdZzgX+GFjlEAX9DFVFhc/rDmq7hq0VrPUfYKov1+jh60l49kVgeOoqMpGFdPKNXLBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:25.202891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006889observed 3c27b590661a2c36597a725c909e79e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:25.190524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006889/manifest.jsonobserved b437fb60cc390a580608e0ed930a2b40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:25.177841Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006889/publication.mdobserved 8e11e1a252e8dfdebc8c37bd7992bd66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:25.165312Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006889/publication.txtobserved f83b314e70bfa69647ae7a8801c5775b...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. |
|---|