OT-2026-000055990
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000055990) never changes.
Identity and time
| Publication number | OT-2026-000055990 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a4a-718a-b19b-9b36dfe32517 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c3a877bb6d1e744b69f4a02d70311edd7e544fa9f66bd7bffe7a35523a71b6f |
|---|---|
| Markdown | 8a36eccc48b8bb58dca7bace879460d55654a27db1db25028736e6db4b34e441 |
| Publication page | 49f514882e35ad619fa4125e11bbe6c69b9163620b93551bb5d2b3244986aaff |
| Manifest | 9cd12b3d5673eaa5369f9f760c3f20d0102658a386062c7a1bbf13c9eaa22158 |
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 | BrFiIk3jBw+9/P93E6O7+mcqSQ3V9kGKBh7/yLCr6o5PSg6gZkJp0u8EeH+4IKJtpDJyPnb1Q2DIQ7r+SoNTCQ== |
| 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
| 2026-09-17T10:51:30.845888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055990observed 49f514882e35ad619fa4125e11bbe6c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:30.829143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055990/manifest.jsonobserved 9cd12b3d5673eaa5369f9f760c3f20d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:30.810647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055990/publication.mdobserved 8a36eccc48b8bb58dca7bace879460d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:30.791480Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055990/publication.txtobserved 6c3a877bb6d1e744b69f4a02d70311ed...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. |
|---|