Pith Number

pith:HIOUQEIZ

pith:2014:HIOUQEIZN3DMKIUMWN5RXYXPNK

not attested not anchored not stored refs pending

Spindle Starshaped Sets

Karoly Bezdek, Marton Naszodi

arxiv:1401.8229 v1 · 2014-01-31 · 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{HIOUQEIZN3DMKIUMWN5RXYXPNK}

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	2026-05-18T03:00:27.860594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a1d4811196ec6c5228cb37b1be2ef6a8d08ca74454aeeb9ab1e1debfb96d6b8

Aliases

arxiv: 1401.8229 · arxiv_version: 1401.8229v1 · doi: 10.48550/arxiv.1401.8229 · pith_short_12: HIOUQEIZN3DM · pith_short_16: HIOUQEIZN3DMKIUM · pith_short_8: HIOUQEIZ

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/HIOUQEIZN3DMKIUMWN5RXYXPNK \
  | 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: 3a1d4811196ec6c5228cb37b1be2ef6a8d08ca74454aeeb9ab1e1debfb96d6b8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "746b8dddea9953ec1cd853917d4ae9e6cb6abf34d954b991d07f4c2fa3219d73",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-01-31T16:59:33Z",
    "title_canon_sha256": "e1e631e88f34642cf9835c66ee3010549078e238d457d7d4b12c8b459952c229"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.8229",
    "kind": "arxiv",
    "version": 1
  }
}