OT-2026-000067987
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000067987) never changes.
Identity and time
| Publication number | OT-2026-000067987 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-c4fd-769a-b8f1-88a9e4a9b2ea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:52.812402Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067987 |
| Status | PUBLIC |
Content hashes
| Canonical text | 900fe4ec984a3438c0da3a1c4aeebfdc4dcedcb9aebfb6dfb27942cf4f1c1a8d |
|---|---|
| Markdown | efead11ed6d0823e01939520baf56e14d8b73c34987aaad96717583381661408 |
| Publication page | bd4a32907721de97eb44d30a49c3e12b4e08179d20a66dc542b5a892478536e4 |
| Manifest | bd1aac0e71f73a04d27abfed2596e32d581edbf47910215de58393481ae7229a |
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 | 63c4a0pC2NBBGsL99z23g8gRguOcjek1BSuf0Nr6+4klorVHm85ncaF56CmInAwsFVnzWcpptEArecemB4RYAg== |
| 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
| 2026-09-17T10:30:32.193867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067987observed bd4a32907721de97eb44d30a49c3e12b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:30:32.175390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067987/manifest.jsonobserved bd1aac0e71f73a04d27abfed2596e32d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:32.155665Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067987/publication.mdobserved efead11ed6d0823e01939520baf56e14...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:30:32.138754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067987/publication.txtobserved 900fe4ec984a3438c0da3a1c4aeebfdc...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. |
|---|