Pith Number

pith:WNP4L6UJ

pith:2021:WNP4L6UJWW2UES6EVP6LM5KUWC

not attested not anchored not stored refs pending

Decentralizing Centralized Matching Markets: Implications from Early Offers in University Admissions

Dorothea K\"ubler, Julien Grenet, YingHua He

arxiv:2107.01532 v2 · 2021-07-04 · econ.GN · econ.TH · q-fin.EC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WNP4L6UJWW2UES6EVP6LM5KUWC}

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	2026-07-05T04:28:52.258053Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b35fc5fa89b5b5424bc4abfcb67554b0a9890eccbd8506a4d7d29677a586e438

Aliases

arxiv: 2107.01532 · arxiv_version: 2107.01532v2 · doi: 10.48550/arxiv.2107.01532 · pith_short_12: WNP4L6UJWW2U · pith_short_16: WNP4L6UJWW2UES6E · pith_short_8: WNP4L6UJ

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/WNP4L6UJWW2UES6EVP6LM5KUWC \
  | 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: b35fc5fa89b5b5424bc4abfcb67554b0a9890eccbd8506a4d7d29677a586e438

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd4e9db6b170cf3fc8dda9df32a081a1a7596e1830c93e71e34b98e6ecfbcf79",
    "cross_cats_sorted": [
      "econ.TH",
      "q-fin.EC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "econ.GN",
    "submitted_at": "2021-07-04T03:37:19Z",
    "title_canon_sha256": "9e511e296e82c2628f60cfc98c9718170c73ad16df8404684da7ab68a3c0ac83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.01532",
    "kind": "arxiv",
    "version": 2
  }
}