Pith Number

pith:LHXHYD4K

pith:2015:LHXHYD4KZ4H3QOMFHXRN2474FN

not attested not anchored not stored refs pending

The sign-sequence constant of the plane

Alexander Magazinov, Ben Lund

arxiv:1510.04536 v2 · 2015-10-15 · math.MG · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LHXHYD4KZ4H3QOMFHXRN2474FN}

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	2026-05-18T01:02:30.995375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59ee7c0f8acf0fb839853de2dd73fc2b50fe3e2398b3861f284fb1e6365c34c6

Aliases

arxiv: 1510.04536 · arxiv_version: 1510.04536v2 · doi: 10.48550/arxiv.1510.04536 · pith_short_12: LHXHYD4KZ4H3 · pith_short_16: LHXHYD4KZ4H3QOMF · pith_short_8: LHXHYD4K

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/LHXHYD4KZ4H3QOMFHXRN2474FN \
  | 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: 59ee7c0f8acf0fb839853de2dd73fc2b50fe3e2398b3861f284fb1e6365c34c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc618673eb97175c0e77df378df60cd7463dc7c1efda5565fb533baaaf961438",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2015-10-15T13:48:10Z",
    "title_canon_sha256": "bf3ea43293a26b46baa19730597f025ce0cd666294d1c1e436a730cea017c214"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04536",
    "kind": "arxiv",
    "version": 2
  }
}