Pith Number

pith:AAHWV4LZ

pith:2026:AAHWV4LZ2Z3QLI27DMJXCCNAST

not attested not anchored not stored refs pending

MMUEChange: A Generalized LLM Agent Framework for Intelligent Multi-Modal Urban Environment Change Analysis

Jun Ma, Siwei Zhang, Zixuan Xiao

arxiv:2601.05483 v2 · 2026-01-09 · 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{AAHWV4LZ2Z3QLI27DMJXCCNAST}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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.

Receipt and verification

First computed	2026-05-26T02:04:02.639139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

000f6af179d67705a35f1b137109a094dba7635f78194045fc85a93b242a906f

Aliases

arxiv: 2601.05483 · arxiv_version: 2601.05483v2 · doi: 10.48550/arxiv.2601.05483 · pith_short_12: AAHWV4LZ2Z3Q · pith_short_16: AAHWV4LZ2Z3QLI27 · pith_short_8: AAHWV4LZ

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/AAHWV4LZ2Z3QLI27DMJXCCNAST \
  | 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: 000f6af179d67705a35f1b137109a094dba7635f78194045fc85a93b242a906f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e36e6d0583ce6a6893abe8052f9db5d1e3f7939b555c9c31afe70a1c2eba3a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-01-09T02:34:35Z",
    "title_canon_sha256": "8aef239e32d8aaf16556a1505215f83f115ce6b2be4b5f2c038a802c0c4ea4fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.05483",
    "kind": "arxiv",
    "version": 2
  }
}