Pith Number

pith:XIFXEWMK

pith:2012:XIFXEWMKRIT4VJ3AYBV3HKDYWG

not attested not anchored not stored refs pending

Fault Diagnosability of Arrangement Graphs

Jun-Ming Xu, Shuming Zhou

arxiv:1204.4018 v1 · 2012-04-18 · 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{XIFXEWMKRIT4VJ3AYBV3HKDYWG}

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	2026-05-18T03:57:37.965556Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba0b72598a8a27caa760c06bb3a878b1bbe8115cb05e793add031d16973ad0a6

Aliases

arxiv: 1204.4018 · arxiv_version: 1204.4018v1 · doi: 10.48550/arxiv.1204.4018 · pith_short_12: XIFXEWMKRIT4 · pith_short_16: XIFXEWMKRIT4VJ3A · pith_short_8: XIFXEWMK

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/XIFXEWMKRIT4VJ3AYBV3HKDYWG \
  | 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: ba0b72598a8a27caa760c06bb3a878b1bbe8115cb05e793add031d16973ad0a6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bb95e2907e0e4742746b1907b8b44b3fd3f17c627d1c7cc245fdf7f065cc5f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2012-04-18T08:58:17Z",
    "title_canon_sha256": "1d29fab261f9475fcc14d110b8629841fd2be38a5faeff6e4f9442c1fa3dd129"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4018",
    "kind": "arxiv",
    "version": 1
  }
}