Pith Number

pith:DZG3PMYE

pith:2018:DZG3PMYERKZCMKAAIFCYOZZ5UF

not attested not anchored not stored refs pending

Quotients and lifts of symmetric directed graphs

Ana Dias, Manuela Aguiar, Miriam Manoel

arxiv:1803.10805 v1 · 2018-03-28 · 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{DZG3PMYERKZCMKAAIFCYOZZ5UF}

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	2026-05-18T00:19:50.187931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e4db7b3048ab2262800414587673da171369d0cfdaece34633cf5ee67f9c2b5

Aliases

arxiv: 1803.10805 · arxiv_version: 1803.10805v1 · doi: 10.48550/arxiv.1803.10805 · pith_short_12: DZG3PMYERKZC · pith_short_16: DZG3PMYERKZCMKAA · pith_short_8: DZG3PMYE

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/DZG3PMYERKZCMKAAIFCYOZZ5UF \
  | 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: 1e4db7b3048ab2262800414587673da171369d0cfdaece34633cf5ee67f9c2b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2c24168bc309c75687f498d8bcc27c1b00d98137f297a91232a052002554fa4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2018-03-28T19:01:28Z",
    "title_canon_sha256": "0cc62d6cf4d6eb2be97aebcc32cda7638eca760c3fcd0acb412db63c2b726214"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.10805",
    "kind": "arxiv",
    "version": 1
  }
}