Pith Number

pith:VS53CVCM

pith:2011:VS53CVCMP4O2OGUOONTLSKOJRV

not attested not anchored not stored refs pending

Optimal realisations of two-dimensional, totally-decomposable metrics

Alice Lesser, Jack Koolen, Sven Herrmann, Taoyang Wu, Vincent Moulton

arxiv:1108.0290 v2 · 2011-08-01 · math.CO · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VS53CVCMP4O2OGUOONTLSKOJRV}

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	2026-05-18T02:27:50.188049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acbbb1544c7f1da71a8e7366b929c98d481351fcbb14a50eed1c71ff109e5504

Aliases

arxiv: 1108.0290 · arxiv_version: 1108.0290v2 · doi: 10.48550/arxiv.1108.0290 · pith_short_12: VS53CVCMP4O2 · pith_short_16: VS53CVCMP4O2OGUO · pith_short_8: VS53CVCM

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/VS53CVCMP4O2OGUOONTLSKOJRV \
  | 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: acbbb1544c7f1da71a8e7366b929c98d481351fcbb14a50eed1c71ff109e5504

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eaf98e7bc430650f4190c88e57733d5065b403b7517d0658fcf0b5a2a9c2720b",
    "cross_cats_sorted": [
      "math.MG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2011-08-01T11:51:48Z",
    "title_canon_sha256": "10d5b9186e1d530b2264cf645456fe7a29340309ca9b42853f5d6b84a10e2d89"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0290",
    "kind": "arxiv",
    "version": 2
  }
}