OT-2026-000010253
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000010253) never changes.
Identity and time
| Publication number | OT-2026-000010253 · never reused |
|---|---|
| Internal UUID | 01a0ae6b-cb7b-7253-b263-9e0ff7e41283 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:11:35.184400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000010253 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3257c5f3121e3d79e07ab04ae8fc736a38160d59e8bda8b4f9232485627cb492 |
|---|---|
| Markdown | 6bef81b3b9119ae1aed5e8a16e7acd41880a2f646a8a87cf75815ee643cebcbe |
| Publication page | 8de5cd091a9537b5b6221f08a7af3341a8b943c01e1e0c7b9fadc69422b0e9e0 |
| Manifest | 069b89865d653f75c0e5eaec272866d83eb155cd673c4501c2dce5cb2cb0e26e |
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 | JbEXiikrWkvIw3Ul3yPG786vM66+aRMbiZRnontAFL+lzg7RD/YxDzNa7Otr9mx/OHkYTgjDpDX0qS3gyc1fBA== |
| 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
| 2026-09-17T12:16:28.304770Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010253observed 8de5cd091a9537b5b6221f08a7af3341...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:16:28.279054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010253/manifest.jsonobserved 069b89865d653f75c0e5eaec272866d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:28.259447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010253/publication.mdobserved 6bef81b3b9119ae1aed5e8a16e7acd41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:16:28.237833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000010253/publication.txtobserved 3257c5f3121e3d79e07ab04ae8fc736a...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. |
|---|