Pith Number

pith:V34E5YIW

pith:2017:V34E5YIWZRCWONUSV3A5CX2BR2

not attested not anchored not stored refs pending

A Tight Bound for Shortest Augmenting Paths on Trees

Anna Zych-Pawlewicz, Bart{\l}omiej Bosek, Dariusz Leniowski, Piotr Sankowski

arxiv:1704.02093 v2 · 2017-04-07 · 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{V34E5YIWZRCWONUSV3A5CX2BR2}

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	2026-05-18T00:27:36.276422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aef84ee116cc45673692aec1d15f418eb94cbeb200ddd4a04e8b7a8fbd0faecb

Aliases

arxiv: 1704.02093 · arxiv_version: 1704.02093v2 · doi: 10.48550/arxiv.1704.02093 · pith_short_12: V34E5YIWZRCW · pith_short_16: V34E5YIWZRCWONUS · pith_short_8: V34E5YIW

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/V34E5YIWZRCWONUSV3A5CX2BR2 \
  | 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: aef84ee116cc45673692aec1d15f418eb94cbeb200ddd4a04e8b7a8fbd0faecb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61e4d170c1059b6909d6ac7d46ba276c49aa33ec300dec4c870b14e862b46dd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-04-07T05:38:39Z",
    "title_canon_sha256": "e964fbf4af66693055689694ca1f6b94c341ca7f013ca7923bc0b9b65aefdb6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02093",
    "kind": "arxiv",
    "version": 2
  }
}