Pith Number

pith:QJWFRXCG

pith:2015:QJWFRXCGRQAR4GRLG6OSEFLNCO

not attested not anchored not stored refs pending

Finding Pairwise Intersections Inside a Query Range

Ali D. Mehrabi, Joachim Gudmundsson, Mark de Berg

arxiv:1502.06079 v1 · 2015-02-21 · cs.DS · 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{QJWFRXCGRQAR4GRLG6OSEFLNCO}

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	2026-05-18T02:26:38.121207Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

826c58dc468c011e1a2b379d22156d13b1f66fff7da5690324d4908d55063a74

Aliases

arxiv: 1502.06079 · arxiv_version: 1502.06079v1 · doi: 10.48550/arxiv.1502.06079 · pith_short_12: QJWFRXCGRQAR · pith_short_16: QJWFRXCGRQAR4GRL · pith_short_8: QJWFRXCG

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/QJWFRXCGRQAR4GRLG6OSEFLNCO \
  | 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: 826c58dc468c011e1a2b379d22156d13b1f66fff7da5690324d4908d55063a74

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7aab12c7b32942a40a33fb355e790d35a68a3bd148ad33c530007f72f3f99911",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-02-21T07:27:49Z",
    "title_canon_sha256": "db19fd87bed423d631acc8c37784208a2017e8eb400d1939619bb1e5431377ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06079",
    "kind": "arxiv",
    "version": 1
  }
}