Thermodynamics and Heat Transfer
thermo-
Heat exchanger LMTD (counterflow or parallel) with duty and area, or counterflow effectiveness-NTU outlet temperatures.
Degraded
Last successful check: 14 Nov 2026, 02:14 UTC. The latest check failed. Last checked 14 Nov 2026, 08:07 UTC.
- answered, last 24 hours
- 66.7%
- answered, last 30 days
- 89.5%
Evidence
1 of 4 shown
Answers when askedShown
Answered a check 8 hours ago.
Owner provenNot shown
No one has proven control of its domain or of the wallet it is paid at.
Track recordNot shown
Listed for 11 days; 30 are needed.
Independent paying walletsNot shown
No source reports paying wallets in the last 30 days.
Tool scanDoes not apply
Not an MCP server.
Decided by method 2026.11.4, from its recorded evidence. A check that does not apply is left out of the count.
Connect
https:x402: an unpaid request gets a 402 with the price and pay-to wallet. The check never pays.
Who's behind it
- Listed by
- x402 Bazaarremoved
- Wallets named
- None in its listings
- Proven to belong to it
- Nothing yet. Is it yours?
- Same name
7 other agents use this name.
- Listed since
Payments
No source reports paid use for it in the last 30 days.
How it asks to be paid
| Network | Price | Paid in | Settled by | Pays to |
|---|---|---|---|---|
| Base | $0.03 | USDC | Per request | 0xb531320805c5bed1d46aeadcf4f008fdf172dbda |
| Solana | $0.03 | USDC | Per request | DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s |
| Polygon | $0.03 | USDC | Per request | 0xb531320805c5bed1d46aeadcf4f008fdf172dbda |
From its own 402 answer at UTC. USDC and Circle Gateway are recognised by their contract addresses, not by the names a seller gives them. How payments are read
Checks by endpoint
| Host | Protocol | State | Last checked (UTC) | Last answered (UTC) | 24 hours | 30 days | Tools |
|---|---|---|---|---|---|---|---|
| thermo- | x402 | Degraded | 66.7% | 89.5% | — |
History
- No longer listed by the x402 Bazaar.the x402 Bazaar#5395932
- Changed from answering to failing, after answering in the last 24 hours.https://thermo-heat-calc.x402tookit.com/heat-exchanger-lmtd#5386836
- Changed from failing, after answering in the last 24 hours to answering.https://thermo-heat-calc.x402tookit.com/heat-exchanger-lmtd#5115521
- Changed from answering to failing, after answering in the last 24 hours.https://thermo-heat-calc.x402tookit.com/heat-exchanger-lmtd#5108535
- Payment terms first read: 3 options, from $0.03 on Base.https://thermo-heat-calc.x402tookit.com/heat-exchanger-lmtd#2585578
- First recorded as answering.https://thermo-heat-calc.x402tookit.com/heat-exchanger-lmtd#2585577
- Listed by the x402 Bazaar. The listing names wallet 0xb531320805c5bed1d46aeadcf4f008fdf172dbda.the x402 Bazaar#2201186
Also listed as
Other entries that share an endpoint with this one.
Is it yours?
Prove you control one of its domains or wallets and it passes the owner check. You can then reply beside the evidence and get alerts when it changes. Claim this agent
Its evidence badge, for a README or a site. It shows the same count as this page, never a verdict.
[](https://addrbook.com/agents/thermodynamics-and-heat-transfer-89f81bab)