Pith Number

pith:BJJYIUBW

pith:2014:BJJYIUBWLBOLCJB7PYS5RODHJ6

not attested not anchored not stored refs pending

Disjoint dijoins

Alex Scott, Katherine Edwards, Maria Chudnovsky, Paul Seymour, Ringi Kim

arxiv:1412.1415 v1 · 2014-12-03 · 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{BJJYIUBWLBOLCJB7PYS5RODHJ6}

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	2026-05-18T02:32:12.543158Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a53845036585cb1243f7e25d8b8674f9635325b32103b2d94c033bc819d5abb

Aliases

arxiv: 1412.1415 · arxiv_version: 1412.1415v1 · doi: 10.48550/arxiv.1412.1415 · pith_short_12: BJJYIUBWLBOL · pith_short_16: BJJYIUBWLBOLCJB7 · pith_short_8: BJJYIUBW

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/BJJYIUBWLBOLCJB7PYS5RODHJ6 \
  | 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: 0a53845036585cb1243f7e25d8b8674f9635325b32103b2d94c033bc819d5abb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17bcdee403e3ab35a589a191743c0574daf8073aec2b20132bda72301824db47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-12-03T17:50:40Z",
    "title_canon_sha256": "c0e0421c930668feb0c8fb00a1c1655ef0273fc70a644ac8887c8d0cf664f4ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.1415",
    "kind": "arxiv",
    "version": 1
  }
}