Pith Number

pith:ABSV2B4Q

pith:2025:ABSV2B4Q6P4NWPS6TFDC6GDVJR

not attested not anchored not stored refs pending

A survey of agent interoperability protocols: Model Context Protocol (MCP), Agent Communication Protocol (ACP), Agent-to-Agent Protocol (A2A), and Agent Network Protocol (ANP)

Abul Ehtesham, Aditi Singh, Gaurav Kumar Gupta, Saket Kumar

arxiv:2505.02279 v2 · 2025-05-04 · cs.AI

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ABSV2B4Q6P4NWPS6TFDC6GDVJR}

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Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

31 papers in Pith

Data Facts: A Metadata Schema for Structured Data Exchange in the NANDini Multi-Agent Ecosystem

Mesh Inference: A Formal Model of Collective Inference Without a Center

A Technical Taxonomy of LLM Agent Communication Protocols

From Privacy to Workflow Integrity: Communication-Graph Metadata in Autonomous Agent Interoperability

LAP: An Agent-to-Instrument Protocol for Autonomous Science

Receipt and verification

First computed	2026-07-05T11:08:19.978668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00655d0790f3f8db3e5e99462f18754c48299cf5c6ba5fe22d97e8a7724a8b28

Aliases

arxiv: 2505.02279 · arxiv_version: 2505.02279v2 · doi: 10.48550/arxiv.2505.02279 · pith_short_12: ABSV2B4Q6P4N · pith_short_16: ABSV2B4Q6P4NWPS6 · pith_short_8: ABSV2B4Q

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ABSV2B4Q6P4NWPS6TFDC6GDVJR \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 00655d0790f3f8db3e5e99462f18754c48299cf5c6ba5fe22d97e8a7724a8b28

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c51077ec62a02a24b02bd1d971c6e9344278a63173d9ac6fbd112302f80f457",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-05-04T22:18:27Z",
    "title_canon_sha256": "eee176feb2fe8af2278df55bc4477990dd7e59ae2ee8a5b40e6ec88eccbacfab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.02279",
    "kind": "arxiv",
    "version": 2
  }
}