Pith Number

pith:NS2JL6CP

pith:2020:NS2JL6CPYELNPGU4PRUQ335KDX

not attested not anchored not stored refs pending

Hierarchical Decompositions of dihypergraphs

Lhouari Nourine, Simon Vilmin

arxiv:2006.11831 v1 · 2020-06-21 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NS2JL6CPYELNPGU4PRUQ335KDX}

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	2026-07-05T01:11:54.175426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cb495f84fc116d79a9c7c690defaa1dfbf306514ab7f227bc8d1cce0c4863a7

Aliases

arxiv: 2006.11831 · arxiv_version: 2006.11831v1 · doi: 10.48550/arxiv.2006.11831 · pith_short_12: NS2JL6CPYELN · pith_short_16: NS2JL6CPYELNPGU4 · pith_short_8: NS2JL6CP

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/NS2JL6CPYELNPGU4PRUQ335KDX \
  | 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: 6cb495f84fc116d79a9c7c690defaa1dfbf306514ab7f227bc8d1cce0c4863a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed3e37bc6b19cd7806057d9eac8aa13f1f5e75f2a7a9b86e852906e48d88e1f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2020-06-21T15:43:01Z",
    "title_canon_sha256": "ab50cc67c5ab13b6795718c7c1491e7fb19a2e20d9a1f82f982cc3b03a4a391f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2006.11831",
    "kind": "arxiv",
    "version": 1
  }
}