Pith Number

pith:WUET4Z2N

pith:2015:WUET4Z2NOE2UXJMNDDZP73EE45

not attested not anchored not stored refs pending

Finding Two Edge-Disjoint Paths with Length Constraints

Junjie Ye, Leizhen Cai

arxiv:1509.05559 v1 · 2015-09-18 · cs.DS · 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{WUET4Z2NOE2UXJMNDDZP73EE45}

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	2026-05-18T01:32:42.857121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5093e674d71354ba58d18f2ffec84e749bdbdeab8726fc038f541118071b66a

Aliases

arxiv: 1509.05559 · arxiv_version: 1509.05559v1 · doi: 10.48550/arxiv.1509.05559 · pith_short_12: WUET4Z2NOE2U · pith_short_16: WUET4Z2NOE2UXJMN · pith_short_8: WUET4Z2N

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/WUET4Z2NOE2UXJMNDDZP73EE45 \
  | 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: b5093e674d71354ba58d18f2ffec84e749bdbdeab8726fc038f541118071b66a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98035f5ad3713711f1b96a3895448074e2b6f90bb0be40245af707d0f9e06ee4",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-09-18T09:28:23Z",
    "title_canon_sha256": "6b0f6575944a22f98715c31883f098898afe7ac4a020c586e27138b940a903e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.05559",
    "kind": "arxiv",
    "version": 1
  }
}