Pith Number

pith:LWW7ERDM

pith:2015:LWW7ERDMX3LLZT33WTK4ZECEQE

not attested not anchored not stored refs pending

Around Sylvester's question in the plane

Jean-Fran\c{c}ois Marckert

arxiv:1511.03658 v1 · 2015-11-11 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LWW7ERDMX3LLZT33WTK4ZECEQE}

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	2026-05-18T01:27:07.081642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5dadf2446cbed6bccf7bb4d5cc904481317a9ca70494b39d22cc55f8393af25b

Aliases

arxiv: 1511.03658 · arxiv_version: 1511.03658v1 · doi: 10.48550/arxiv.1511.03658 · pith_short_12: LWW7ERDMX3LL · pith_short_16: LWW7ERDMX3LLZT33 · pith_short_8: LWW7ERDM

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/LWW7ERDMX3LLZT33WTK4ZECEQE \
  | 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: 5dadf2446cbed6bccf7bb4d5cc904481317a9ca70494b39d22cc55f8393af25b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e4bedd0975466b92d14ba6fd352234a2ac4b42bafa03c258ae1453a8c201962",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2015-11-11T20:59:02Z",
    "title_canon_sha256": "75aabc902dc4c414733a9a3d5b9d6458db80d0658117f879d9ba6dfa7fb4ad15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.03658",
    "kind": "arxiv",
    "version": 1
  }
}