Pith Number

pith:54KYDKLU

pith:2015:54KYDKLU2T3ODSOWAMDZYN3BIP

not attested not anchored not stored refs pending

Iterated altans and their properties

Nino Ba\v{s}i\'c, Toma\v{z} Pisanski

arxiv:1504.08306 v1 · 2015-04-30 · 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{54KYDKLU2T3ODSOWAMDZYN3BIP}

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	2026-05-18T00:07:28.713413Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef1581a974d4f6e1c9d603079c376143ecfcabdf1f45eec65f0e29d8cf39ffcb

Aliases

arxiv: 1504.08306 · arxiv_version: 1504.08306v1 · doi: 10.48550/arxiv.1504.08306 · pith_short_12: 54KYDKLU2T3O · pith_short_16: 54KYDKLU2T3ODSOW · pith_short_8: 54KYDKLU

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/54KYDKLU2T3ODSOWAMDZYN3BIP \
  | 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: ef1581a974d4f6e1c9d603079c376143ecfcabdf1f45eec65f0e29d8cf39ffcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "063ee0a91f9bbcda3c45fb8499d4c13cfcc9908a5dc74754a87d28bc20d7cbca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-04-30T17:01:01Z",
    "title_canon_sha256": "cce643b0076f5304244d09f8a0d2e96d65b2d95b3b7bf662dc71d16b9fa414e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.08306",
    "kind": "arxiv",
    "version": 1
  }
}