OT-2026-000029671
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pulsed 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-2026-000029671) never changes.
Identity and time
| Publication number | OT-2026-000029671 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-7506-9b1a-f7dd5ee92610 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029671 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2f2cdaf7e6058592466f1fc414c81e015d070b5d0bd550b97a44932ef9f93943 |
|---|---|
| Markdown | e3efc5c0b4b4cf33375dcfb1885f8c2ac636b5fd03e0b95d66dd51f8f4608232 |
| Publication page | b163069685f55755ee92061afc24a1202c43f951e5883ba62cd608dbf71b4097 |
| Manifest | 667a025cf38ef178528337b4e494aae9e29106610b7c7fbeba3dbdb92b989d40 |
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 | 42H7paKbVcdyHBnb6qHVCJO/DTv6qNzUqW/8Iup38sXMa1ZLcnC/ZzMV4avnSCNpV10Gnevk54nByHj48s4DDQ== |
| 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
| 2026-09-17T11:39:23.465874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029671observed b163069685f55755ee92061afc24a120...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:23.448857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029671/manifest.jsonobserved 667a025cf38ef178528337b4e494aae9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:23.432277Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029671/publication.mdobserved e3efc5c0b4b4cf33375dcfb1885f8c2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:23.411012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029671/publication.txtobserved 2f2cdaf7e6058592466f1fc414c81e01...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. |
|---|