Pith Number

pith:6BQBV7WV

pith:2014:6BQBV7WVMCT2VPZ37U3WC4H7F4

not attested not anchored not stored refs pending

On a conjecture of Widom

Peter Yuditskii, Vilmos Totik

arxiv:1401.6357 v1 · 2014-01-24 · math.CA · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6BQBV7WVMCT2VPZ37U3WC4H7F4}

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	2026-05-18T03:01:12.382381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0601afed560a7aabf3bfd376170ff2f11e365f791cf778423dd12d67f51fa5b

Aliases

arxiv: 1401.6357 · arxiv_version: 1401.6357v1 · doi: 10.48550/arxiv.1401.6357 · pith_short_12: 6BQBV7WVMCT2 · pith_short_16: 6BQBV7WVMCT2VPZ3 · pith_short_8: 6BQBV7WV

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/6BQBV7WVMCT2VPZ37U3WC4H7F4 \
  | 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: f0601afed560a7aabf3bfd376170ff2f11e365f791cf778423dd12d67f51fa5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d5f90813f3a9ffda3c2265e07565c755ff087d92bc879f9a686d6b594d69a34",
    "cross_cats_sorted": [
      "math.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2014-01-24T14:49:20Z",
    "title_canon_sha256": "a87eb1640c97895cc118ca650468b05233fa6b97767f04c7b2bb5cdd923a8180"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6357",
    "kind": "arxiv",
    "version": 1
  }
}