Pith Number

pith:FD4SL3LJ

pith:2013:FD4SL3LJXPBTP57AFXFPLFQ3DF

not attested not anchored not stored refs pending

Kidney Exchange in Dynamic Sparse Heterogenous Pools

Itai Ashlagi, Patrick Jaillet, Vahideh H. Manshadi

arxiv:1301.3509 v2 · 2013-01-15 · cs.DS · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FD4SL3LJXPBTP57AFXFPLFQ3DF}

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	2026-05-18T03:29:15.644706Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28f925ed69bbc337f7e02dcaf5961b197a78012aba62e9e4e26a04b423f19412

Aliases

arxiv: 1301.3509 · arxiv_version: 1301.3509v2 · doi: 10.48550/arxiv.1301.3509 · pith_short_12: FD4SL3LJXPBT · pith_short_16: FD4SL3LJXPBTP57A · pith_short_8: FD4SL3LJ

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/FD4SL3LJXPBTP57AFXFPLFQ3DF \
  | 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: 28f925ed69bbc337f7e02dcaf5961b197a78012aba62e9e4e26a04b423f19412

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb26208565d95b617f0ccf9b34ef2cafb3b150828e312806b342d00efc28fedd",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-01-15T21:51:58Z",
    "title_canon_sha256": "158ba0732dda0acb16b420cd177a7d94a1486937dd9c6411941c11931eb98bee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.3509",
    "kind": "arxiv",
    "version": 2
  }
}