Pith Number

pith:RYWVKRJX

pith:2017:RYWVKRJXQCDC6R7HBM7LHUCVTS

not attested not anchored not stored refs pending

Variations on known and recent cardinality bounds

Fortunata Aurora Basile, Maddalena Bonanzinga, Nathan Carlson

arxiv:1709.10497 v1 · 2017-09-29 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RYWVKRJXQCDC6R7HBM7LHUCVTS}

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	2026-05-18T00:34:00.880182Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e2d55453780862f47e70b3eb3d0559cbfcf13adccc9a980f9d723e43932fc86

Aliases

arxiv: 1709.10497 · arxiv_version: 1709.10497v1 · doi: 10.48550/arxiv.1709.10497 · pith_short_12: RYWVKRJXQCDC · pith_short_16: RYWVKRJXQCDC6R7H · pith_short_8: RYWVKRJX

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/RYWVKRJXQCDC6R7HBM7LHUCVTS \
  | 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: 8e2d55453780862f47e70b3eb3d0559cbfcf13adccc9a980f9d723e43932fc86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "902b452cb085a41987099a9693b91dc5ca66b8709811cb7b0ab3784952ad2a9c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2017-09-29T17:05:34Z",
    "title_canon_sha256": "81ebfef14978be62c313ac99f9ebc55f97b56fbcc358d2ba54b0b5e11bb72304"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.10497",
    "kind": "arxiv",
    "version": 1
  }
}