Pith Number

pith:DNP7SXKN

pith:2023:DNP7SXKNH2NJIE2Z5AJBNJEULP

not attested not anchored not stored refs pending

A coarse-geometry characterization of cacti

Koji Fujiwara, Panos Papasoglu

arxiv:2305.08512 v1 · 2023-05-15 · math.MG · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DNP7SXKNH2NJIE2Z5AJBNJEULP}

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.

Cited by

2 papers in Pith

A coarse block-cutvertex tree-decomposition

Coarse Menger property of quasi-minor excluded graphs and length spaces

Receipt and verification

First computed	2026-07-05T06:10:02.702931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b5ff95d4d3e9a941359e81216a4945bf1ba26a9b8c1b430e534310c02598e18

Aliases

arxiv: 2305.08512 · arxiv_version: 2305.08512v1 · doi: 10.48550/arxiv.2305.08512 · pith_short_12: DNP7SXKNH2NJ · pith_short_16: DNP7SXKNH2NJIE2Z · pith_short_8: DNP7SXKN

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/DNP7SXKNH2NJIE2Z5AJBNJEULP \
  | 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: 1b5ff95d4d3e9a941359e81216a4945bf1ba26a9b8c1b430e534310c02598e18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38ae735a66d6c4d6499935c77785c85441c014371dba2f53ee858bc44216564c",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2023-05-15T10:20:39Z",
    "title_canon_sha256": "7a8d50d241bab18cc5d4c7111879022c8763e379a99ab86141a07062da608903"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.08512",
    "kind": "arxiv",
    "version": 1
  }
}