Pith Number

pith:MSXGCFKZ

pith:2013:MSXGCFKZ73RE5KASUKUNWYYLFG

not attested not anchored not stored refs pending

Some Improvements to Total Degree Tests

Katalin Friedl, Madhu Sudan

arxiv:1307.3975 v1 · 2013-07-15 · cs.CC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MSXGCFKZ73RE5KASUKUNWYYLFG}

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	2026-05-18T03:18:27.283290Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

64ae611559fee24ea812a2a8db630b29986e42ce5f580302279e41a94f18d729

Aliases

arxiv: 1307.3975 · arxiv_version: 1307.3975v1 · doi: 10.48550/arxiv.1307.3975 · pith_short_12: MSXGCFKZ73RE · pith_short_16: MSXGCFKZ73RE5KAS · pith_short_8: MSXGCFKZ

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/MSXGCFKZ73RE5KASUKUNWYYLFG \
  | 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: 64ae611559fee24ea812a2a8db630b29986e42ce5f580302279e41a94f18d729

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c5009f760e2e1f1d88b80076082c36a1f7e123cbfc1dd2c596f308554d02054",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2013-07-15T14:50:59Z",
    "title_canon_sha256": "556b8c11cc19c40c9112fb2323350e13b804f1a798de4cab3603aa87b9da2454"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3975",
    "kind": "arxiv",
    "version": 1
  }
}