OT-2026-000023978
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, sustained blow-off 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-2026-000023978) never changes.
Identity and time
| Publication number | OT-2026-000023978 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed7-7d49-b2ba-6b279f895683 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023978 |
| Status | PUBLIC |
Content hashes
| Canonical text | 11468ff9777a54c0016d9d6e917f3c493bf21d25b5d77ac37b1946ac62854ccd |
|---|---|
| Markdown | e3133802a54f670f1b64ce17abb044bc9f77db00831fe1b9e81f12ca8b93a5e0 |
| Publication page | a2dd19aad9a0021afa0adbcd17e71eec46db682dae2b4056807189907d3b6054 |
| Manifest | b0f3c3a8d176ac8cf5abd075cb3cc7085dd5ab99b2ace8e2403c08fceb64ad14 |
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 | 4cid6U7ik8EMPQUTAMwYNSyYXiDwrGhYvhbxv5HPFXV/r/UCb8pHWMA7qop++CEsVYbvnGSSFFCVU0sbPRSVAw== |
| 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
| 2026-09-17T11:50:44.558651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023978observed a2dd19aad9a0021afa0adbcd17e71eec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:50:44.528873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023978/manifest.jsonobserved b0f3c3a8d176ac8cf5abd075cb3cc708...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:44.505855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023978/publication.mdobserved e3133802a54f670f1b64ce17abb044bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:50:44.477937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023978/publication.txtobserved 11468ff9777a54c0016d9d6e917f3c49...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. |
|---|