Pith Number

pith:6LAYDUWH

pith:2015:6LAYDUWH6MBX3E53EJL3NSHLI5

not attested not anchored not stored refs pending

Canonical Representatives of Morphic Permutations

Anna Frid (I2M), Sergey Avgustinovich, Svetlana Puzynina (ENS Lyon)

arxiv:1510.08371 v1 · 2015-10-28 · cs.DM · 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{6LAYDUWH6MBX3E53EJL3NSHLI5}

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	2026-05-18T01:25:56.721196Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2c181d2c7f3037d93bb2257b6c8eb47667396ec9c6c35a53fda7b7e9484f1c4

Aliases

arxiv: 1510.08371 · arxiv_version: 1510.08371v1 · doi: 10.48550/arxiv.1510.08371 · pith_short_12: 6LAYDUWH6MBX · pith_short_16: 6LAYDUWH6MBX3E53 · pith_short_8: 6LAYDUWH

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/6LAYDUWH6MBX3E53EJL3NSHLI5 \
  | 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: f2c181d2c7f3037d93bb2257b6c8eb47667396ec9c6c35a53fda7b7e9484f1c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f5d7a3ffc5e17c2200a559744a053fd4986d50cbba1d8e7becf0604fee9a267b",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-10-28T16:35:41Z",
    "title_canon_sha256": "e526ea9b40b61e72e6daad90a2601d1e50c25aef44f3638ab135bf30eeb445ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.08371",
    "kind": "arxiv",
    "version": 1
  }
}