Pith Number

pith:SDIW2OXJ

pith:2019:SDIW2OXJTNTVLXE5ZTZCBKARTF

not attested not anchored not stored refs pending

Revealed Preferences for Matching with Contracts

Daniel Lehmann

arxiv:1908.08823 v2 · 2019-08-23 · cs.GT · 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{SDIW2OXJTNTVLXE5ZTZCBKARTF}

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	2026-07-05T00:45:43.668954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90d16d3ae99b6755dc9dccf220a811997abfd60fc6d135d2e50c0c4269893dd6

Aliases

arxiv: 1908.08823 · arxiv_version: 1908.08823v2 · doi: 10.48550/arxiv.1908.08823 · pith_short_12: SDIW2OXJTNTV · pith_short_16: SDIW2OXJTNTVLXE5 · pith_short_8: SDIW2OXJ

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/SDIW2OXJTNTVLXE5ZTZCBKARTF \
  | 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: 90d16d3ae99b6755dc9dccf220a811997abfd60fc6d135d2e50c0c4269893dd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf8e661cb9f1eecc5d1c4f4c8a316946f5faf759c87d5870c77a5537569b8444",
    "cross_cats_sorted": [
      "econ.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2019-08-23T13:46:43Z",
    "title_canon_sha256": "d3fbd12befcbec7897e082038da5452e295ff4ffc665e2e9aa663b743aa91ae8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.08823",
    "kind": "arxiv",
    "version": 2
  }
}