Pith Number

pith:2FJ3VH5C

pith:2025:2FJ3VH5CWFXT7TYMHL5ZMPHNNP

not attested not anchored not stored refs pending

Position: Episodic Memory is the Missing Piece for Long-Term LLM Agents

Alexander Huth, Javier Turek, Jianing Mu, Mariya Toneva, Mathis Pink, Qinyuan Wu, Vy Ai Vo

arxiv:2502.06975 v1 · 2025-02-10 · cs.AI

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2FJ3VH5CWFXT7TYMHL5ZMPHNNP}

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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

6 papers in Pith

Momento: Evaluating Persistent Memory and Reasoning with Multi-Session Agentic Conversations

LMEB: Long-horizon Memory Embedding Benchmark

MIRIX: Multi-Agent Memory System for LLM-Based Agents

MemRouter: Memory-as-Embedding Routing for Long-Term Conversational Agents

Memanto: Typed Semantic Memory with Information-Theoretic Retrieval for Long-Horizon Agents

Receipt and verification

First computed	2026-07-05T10:12:30.948407Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d153ba9fa2b16f3fcf0c3afb963ced6befa3888260de067ac163fc4b4b051aa5

Aliases

arxiv: 2502.06975 · arxiv_version: 2502.06975v1 · doi: 10.48550/arxiv.2502.06975 · pith_short_12: 2FJ3VH5CWFXT · pith_short_16: 2FJ3VH5CWFXT7TYM · pith_short_8: 2FJ3VH5C

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/2FJ3VH5CWFXT7TYMHL5ZMPHNNP \
  | 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: d153ba9fa2b16f3fcf0c3afb963ced6befa3888260de067ac163fc4b4b051aa5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89bae49d09faab63e1c8e8e9aa317d3a2fc37550f1ff1a5661e5ad543bd692b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-02-10T19:14:51Z",
    "title_canon_sha256": "429c59b2f49f083c8a6d7f24de1b2fd62d09b0949bf75d806a1ceb25ebc996ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06975",
    "kind": "arxiv",
    "version": 1
  }
}