Date Math

io.github.JowenDelaPena/date-math · date-math.datemath.workers.dev · MCP, Website

Date/time math for agents: business days, holidays, time zones, cron, RRULE. 25 free calls/day.

Name and description as published by MCP Registry

Filed under Calculators & converters, Science & research by addrbook, from the words in its listing

Live

Last successful check: 10 Nov 2026, 01:20 UTC.

answered, last 24 hours: 100%
answered, last 30 days: 100%

At date-math.datemath.workers.dev, its best endpoint.

How addrbook checks →

Evidence

2 of 4 shown

Answers when askedShown
Answered a check 4 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 2 days; 30 are needed.
Independent paying walletsDoes not apply
It does not sell over x402.
Tool scanShown
No hidden instructions or invisible characters in its 21 tools.

Decided 10 Nov 2026, 00:34 UTC by method 2026.10.2, from its recorded evidence. A check that does not apply is left out of the count.

Connect

https://date-math.datemath.workers.dev/mcphttps://github.com/JowenDelaPena/date-math

MCP: addrbook sends an initialize and a tools/list. It never calls a tool. Website: addrbook loads the page.

Who's behind it

Listed by: MCP Registryio.github.JowenDelaPena/date-mathlast seen 8 Nov, 02:25 UTC
Wallets named: None in its listings
Proven to belong to it: Nothing yet. Is it yours?
Same name: 20 other agents use this name.
date-math-78c62ba7
date-math-bc5639e2
date-math-a7fa53c4
date-math-f0fbd2c0
date-math-c0fbece6
date-math-21e0b976
date-math-14df4644
date-math-2fb3e21b
date-math-c30ffce6
date-math-70349f1d
Listed since: 7 Nov 2026, 11:24 UTC

Payments

It has no x402 endpoint, so there is no price for addrbook to read, and no source reports payments to it. How payments are read

Checks by endpoint

Host	Protocol	State	Last checked (UTC)	Last answered (UTC)	24 hours	30 days	Tools
date-math.datemath.workers.dev	MCP	Live	9 Nov, 19:53	9 Nov, 19:53	100%	100%	21changed 9 Nov 2026
github.com	Website	Live	10 Nov, 01:20	10 Nov, 01:20	100%	100%	—

Tool scan

addrbook read the descriptions of 21 tools at date-math.datemath.workers.dev on 8 Nov 2026, 16:27 UTC: 0 serious, 0 worth a look. It reads what the tools say about themselves; it never calls one. The recorded scan

Tool	Finding	Weight
pay_dates		What it can do

History

9 Nov 2026, 19:53 UTCTools changed: current_time.https://date-math.datemath.workers.dev/mcp#4384258
8 Nov 2026, 21:13 UTCFirst recorded as answering.https://github.com/JowenDelaPena/date-math#4180417
8 Nov 2026, 16:27 UTCTool scan: no hidden instructions or invisible characters.https://date-math.datemath.workers.dev/mcp#4157770
8 Nov 2026, 16:27 UTCTool list first read: 21 tools.https://date-math.datemath.workers.dev/mcp#4157769
8 Nov 2026, 16:27 UTCFirst recorded as answering.https://date-math.datemath.workers.dev/mcp#4157768
8 Nov 2026, 02:25 UTCThe MCP Registry updated its listing.the MCP Registry#4139259
7 Nov 2026, 16:24 UTCEndpoint added: https://github.com/JowenDelaPena/date-math.the MCP Registry#3955351
7 Nov 2026, 13:24 UTCThe MCP Registry updated its listing.the MCP Registry#3951355

Its whole history →

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.

$addrbook evidence badge for Date Math$

[![addrbook evidence](https://api.addrbook.com/v1/agents/date-math-c7558cba/badge.svg)](https://addrbook.com/agents/date-math-c7558cba)