OT-2026-000031188
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, sustained blow-off before set-down
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-2026-000031188) never changes.
Identity and time
| Publication number | OT-2026-000031188 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7b25-8f0c-7e5a88d5b962 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031188 |
| Status | PUBLIC |
Content hashes
| Canonical text | 198b68d150a5bd71acf2aa0617a984c8fc0f9f7d5eb4101f01f82bfa0d94b288 |
|---|---|
| Markdown | 701d30f9c25b6827ea5002caed69201bd6c7497c17b37a0a1c54ed4caa6b33bb |
| Publication page | bbe1b1a05ff1e0e21cf3f10c925813df2cf85a4c14049de61b7399565ba1bb8f |
| Manifest | f3c26ae8a4ee2ad31708bf90e524e1c7b062da476fb7f5e96ec1ce8ff1f92400 |
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 | WG9kgU4uN5ioITrf9ijEaGD9NXx2fAUeObo5+NaxeSxOdPSIZ5/7aHaemwwY5IHRigB5Qhqj6tVRTXhev2IpAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:35:44.701414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031188observed bbe1b1a05ff1e0e21cf3f10c925813df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:44.684801Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031188/manifest.jsonobserved f3c26ae8a4ee2ad31708bf90e524e1c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:44.666789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031188/publication.mdobserved 701d30f9c25b6827ea5002caed69201b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:44.647896Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031188/publication.txtobserved 198b68d150a5bd71acf2aa0617a984c8...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. |
|---|