Pith Number

pith:IKJHPKHE

pith:2015:IKJHPKHEYDTN2FHPOIZWQVJ3WT

not attested not anchored not stored refs pending

On a result by Y. Groman and J. P. Solomon

Julien Duval

arxiv:1502.04929 v1 · 2015-02-17 · math.CV · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IKJHPKHEYDTN2FHPOIZWQVJ3WT}

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	2026-05-18T02:26:53.511201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

429277a8e4c0e6dd14ef723368553bb4d5f338255321390f00efee32cf613ce8

Aliases

arxiv: 1502.04929 · arxiv_version: 1502.04929v1 · doi: 10.48550/arxiv.1502.04929 · pith_short_12: IKJHPKHEYDTN · pith_short_16: IKJHPKHEYDTN2FHP · pith_short_8: IKJHPKHE

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/IKJHPKHEYDTN2FHPOIZWQVJ3WT \
  | 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: 429277a8e4c0e6dd14ef723368553bb4d5f338255321390f00efee32cf613ce8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38166e6a3baf7ef4025ae2aeb11964ab34dd8e072b759c61a9509921b00ad622",
    "cross_cats_sorted": [
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2015-02-17T15:41:31Z",
    "title_canon_sha256": "3f843167abb0e7d84a51b9660fa6460b56a7f2367cc8826fd06c49cb892f792e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04929",
    "kind": "arxiv",
    "version": 1
  }
}