Pith Number

pith:5VE7W2Y6

pith:2019:5VE7W2Y6T3ZYC24QNLIL5P7ZLW

not attested not anchored not stored refs pending

Algorithms for deletion problems on split graphs

Dekel Tsur

arxiv:1906.10012 v3 · 2019-06-24 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5VE7W2Y6T3ZYC24QNLIL5P7ZLW}

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	2026-05-17T23:39:35.223433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed49fb6b1e9ef3816b906ad0bebff95d9d414bb9c0879a92d7cba349556cf7a1

Aliases

arxiv: 1906.10012 · arxiv_version: 1906.10012v3 · doi: 10.48550/arxiv.1906.10012 · pith_short_12: 5VE7W2Y6T3ZY · pith_short_16: 5VE7W2Y6T3ZYC24Q · pith_short_8: 5VE7W2Y6

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/5VE7W2Y6T3ZYC24QNLIL5P7ZLW \
  | 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: ed49fb6b1e9ef3816b906ad0bebff95d9d414bb9c0879a92d7cba349556cf7a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18823140e7935f491ef48fc8d351a653faa57f21ab08e3255285a5ba3b99a8ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-06-24T15:06:40Z",
    "title_canon_sha256": "11a4f39c11454ba11cd73f16186cd43282cd67025a13d5761b8797632cad55c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.10012",
    "kind": "arxiv",
    "version": 3
  }
}