Pith Number

pith:QJKDR6W5

pith:2022:QJKDR6W5OVRLVHGUXPKNW6BHPY

not attested not anchored not stored refs pending

Time-constrained Dynamic Mechanisms for College Admissions

Juan S. Pereyra, Li Chen, Min Zhu

arxiv:2207.12179 v1 · 2022-07-25 · econ.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJKDR6W5OVRLVHGUXPKNW6BHPY}

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	2026-07-05T04:43:14.197435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

825438fadd7562ba9cd4bbd4db78277e3cfdca7b62f9c61c6d796c8b2bb80560

Aliases

arxiv: 2207.12179 · arxiv_version: 2207.12179v1 · doi: 10.48550/arxiv.2207.12179 · pith_short_12: QJKDR6W5OVRL · pith_short_16: QJKDR6W5OVRLVHGU · pith_short_8: QJKDR6W5

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/QJKDR6W5OVRLVHGUXPKNW6BHPY \
  | 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: 825438fadd7562ba9cd4bbd4db78277e3cfdca7b62f9c61c6d796c8b2bb80560

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e9e3f13b018ab515ed13ca669d1be5a1c701c1b4ed81fd39df5699746ae22cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "econ.TH",
    "submitted_at": "2022-07-25T13:17:31Z",
    "title_canon_sha256": "a9ecf82e1be7d824b7983b9aa757b47c38ff0877639bbb2abdaac5254f7e9c54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.12179",
    "kind": "arxiv",
    "version": 1
  }
}