Pith Number

pith:TWKDOJD4

pith:2019:TWKDOJD455F4JI75KAOMYFPCBN

not attested not anchored not stored refs pending

Node Overlap Removal Algorithms: A Comparative Study

Arnaud Sallaberry, Fati Chen, Laurent Piccinini, Pascal Poncelet

arxiv:1908.07363 v2 · 2019-08-20 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TWKDOJD455F4JI75KAOMYFPCBN}

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	2026-07-05T00:02:39.916596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9d9437247cef4bc4a3fd501ccc15e20b6cfc401ffcd2d4bc9d3b941a18415ccc

Aliases

arxiv: 1908.07363 · arxiv_version: 1908.07363v2 · doi: 10.48550/arxiv.1908.07363 · pith_short_12: TWKDOJD455F4 · pith_short_16: TWKDOJD455F4JI75 · pith_short_8: TWKDOJD4

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/TWKDOJD455F4JI75KAOMYFPCBN \
  | 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: 9d9437247cef4bc4a3fd501ccc15e20b6cfc401ffcd2d4bc9d3b941a18415ccc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6da1d4ab6407b84400ed873259949f8a4365223bb9b944f52f57ab7b153c973e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2019-08-20T14:01:39Z",
    "title_canon_sha256": "bb0f02f031d5629c71586be13a6f95c34b78739865ad34e11576301511fb2a38"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.07363",
    "kind": "arxiv",
    "version": 2
  }
}