OT-2026-000056420
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, sustained blow-off after 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-2026-000056420) never changes.
Identity and time
| Publication number | OT-2026-000056420 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd2-7963-ba0c-981edae43eb3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056420 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9325c7a37ccdcc6ee619b5d6db611d6497b6dd4d134223f9bfd8777f9f817726 |
|---|---|
| Markdown | 4e4e6ce359b3b5dc7953b0697308872a550bd947f8a9a51830fe4fdbccf1a841 |
| Publication page | a6c6868017202fa148a75454ebf7e8132589ca79f22b841d1b5e45f05b5b5cf4 |
| Manifest | b8903c1e3ae3f2c8535ac897ab735f3ecd23f5b9500f5b36d4df2d5662daae60 |
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 | BoEtIDRM0EXH0cceobPFGZvoSVO8G1SF2g0bgJiMm8TsudZWDWs2L4pmse48sC0Fi8DgLS4GwY0jhXDFQH8TBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:57.104212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056420observed a6c6868017202fa148a75454ebf7e813...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:57.087799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056420/manifest.jsonobserved b8903c1e3ae3f2c8535ac897ab735f3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:57.070211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056420/publication.mdobserved 4e4e6ce359b3b5dc7953b0697308872a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:57.051707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056420/publication.txtobserved 9325c7a37ccdcc6ee619b5d6db611d64...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. |
|---|