Pith Number

pith:PYQPARCG

pith:2025:PYQPARCGZGQYIDBD4QX3WG24PC

not attested not anchored not stored refs pending

On one of Erd\H{o}s' Problems -- An Efficient Search for Benelux Pairs

Christian Hercher

arxiv:2506.01099 v1 · 2025-06-01 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PYQPARCGZGQYIDBD4QX3WG24PC}

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	2026-07-05T11:13:46.384369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e20f04446c9a1840c23e42fbb1b5c78a9031b88137d6bb4cfbc91bf1a6bfe50

Aliases

arxiv: 2506.01099 · arxiv_version: 2506.01099v1 · doi: 10.48550/arxiv.2506.01099 · pith_short_12: PYQPARCGZGQY · pith_short_16: PYQPARCGZGQYIDBD · pith_short_8: PYQPARCG

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/PYQPARCGZGQYIDBD4QX3WG24PC \
  | 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: 7e20f04446c9a1840c23e42fbb1b5c78a9031b88137d6bb4cfbc91bf1a6bfe50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05dd4071bf2b5b7fa652a659fce96e3d406c92419696d0ed454005a3e5672ac0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2025-06-01T17:48:06Z",
    "title_canon_sha256": "242b95ed703c4fdce830ecb954c9fd4707e44982f604f44fe2447ba3bb9946f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.01099",
    "kind": "arxiv",
    "version": 1
  }
}