Pith Number

pith:53NGA5L2

pith:2013:53NGA5L2NGKKH6EOWAH7E44Z4A

not attested not anchored not stored refs pending

The Krzy\.{z} conjecture revisited

Dragan Vukoti\'c, Eric T. Sawyer, Ignacio Uriarte-Tuero, Mar\'ia J. Mart\'in

arxiv:1311.7668 v3 · 2013-11-29 · 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{53NGA5L2NGKKH6EOWAH7E44Z4A}

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	2026-05-18T01:00:13.077678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeda60757a6994a3f88eb00ff27399e0334af191b2fc6916d47e2f7b3a24c8c2

Aliases

arxiv: 1311.7668 · arxiv_version: 1311.7668v3 · doi: 10.48550/arxiv.1311.7668 · pith_short_12: 53NGA5L2NGKK · pith_short_16: 53NGA5L2NGKKH6EO · pith_short_8: 53NGA5L2

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/53NGA5L2NGKKH6EOWAH7E44Z4A \
  | 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: eeda60757a6994a3f88eb00ff27399e0334af191b2fc6916d47e2f7b3a24c8c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90dfe50c9913273bdde9d5303c90ee6b31286bf7609484b8af6fe5a8688fd82b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2013-11-29T19:08:10Z",
    "title_canon_sha256": "214539b7963fecdb56d6612a25962068155fcd96d9f969dae6e0aee91d23c698"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.7668",
    "kind": "arxiv",
    "version": 3
  }
}