Pith Number

pith:3U2JQLZR

pith:2015:3U2JQLZR7VBFXHN3C42ISVH2CP

not attested not anchored not stored refs pending

The Stable Fixtures Problem with Payments

Dani\"el Paulusma, P\'eter Bir\'o, P\'eter Wojuteczky, Walter Kern

arxiv:1508.06420 v2 · 2015-08-26 · cs.GT · cs.CC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3U2JQLZR7VBFXHN3C42ISVH2CP}

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	2026-05-18T01:06:41.009590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd34982f31fd425b9dbb17348954fa13fd339729e506f99922860f4a66a4a6ea

Aliases

arxiv: 1508.06420 · arxiv_version: 1508.06420v2 · doi: 10.48550/arxiv.1508.06420 · pith_short_12: 3U2JQLZR7VBF · pith_short_16: 3U2JQLZR7VBFXHN3 · pith_short_8: 3U2JQLZR

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/3U2JQLZR7VBFXHN3C42ISVH2CP \
  | 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: dd34982f31fd425b9dbb17348954fa13fd339729e506f99922860f4a66a4a6ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "347e1215cec90b78f56f132e75029f8bf183d97ed2e1bce2aad533dc9a71d767",
    "cross_cats_sorted": [
      "cs.CC",
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2015-08-26T09:25:17Z",
    "title_canon_sha256": "b949ef14fc485e290dd4cfef32310031c885da38bb0f9b1e2163b15a5e78a041"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06420",
    "kind": "arxiv",
    "version": 2
  }
}