Pith Number

pith:DUNV6CGV

pith:2026:DUNV6CGVS4OGYLZAE3GRJOZ4BG

not attested not anchored not stored refs pending

Towards Graph-Based Deep Learning for Map Generalization: Insights from Building Footprints Simplification and Aggregation

Mengni Yu, Yanning Wang, Yu Feng, Zhiyong Zhou, Zhouyu Liu

arxiv:2606.19956 v1 · 2026-06-18 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DUNV6CGVS4OGYLZAE3GRJOZ4BG}

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	2026-06-19T16:12:59.151622Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d1b5f08d5971c6c2f2026cd14bb3c099382b119f6226ca3891f56fcfea7b354

Aliases

arxiv: 2606.19956 · arxiv_version: 2606.19956v1 · doi: 10.48550/arxiv.2606.19956 · pith_short_12: DUNV6CGVS4OG · pith_short_16: DUNV6CGVS4OGYLZA · pith_short_8: DUNV6CGV

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/DUNV6CGVS4OGYLZAE3GRJOZ4BG \
  | 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: 1d1b5f08d5971c6c2f2026cd14bb3c099382b119f6226ca3891f56fcfea7b354

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a81c3e2c99eedd88258ad3819431ad280ae4f6f7dc108096aa4a1499c0daa223",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-18T08:55:17Z",
    "title_canon_sha256": "0b82130bf4bd575646cbd814cee3df803076573f7c3ed97cc2ccbb75635b76f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19956",
    "kind": "arxiv",
    "version": 1
  }
}