Pith Number

pith:CWH2AGRB

pith:2026:CWH2AGRBPG6I4XPMWLTBQRWLTN

not attested not anchored not stored refs pending

Benchmark-Tight Approximation Ratio of Simple Mechanism for a Unit-Demand Buyer

Pinyan Lu, Yaonan Jin

arxiv:2606.10169 v1 · 2026-06-08 · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CWH2AGRBPG6I4XPMWLTBQRWLTN}

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	2026-06-10T01:08:57.891179Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

158fa01a2179bc8e5decb2e61846cb9b6b106778561fa53ef2190bf994a2b76c

Aliases

arxiv: 2606.10169 · arxiv_version: 2606.10169v1 · doi: 10.48550/arxiv.2606.10169 · pith_short_12: CWH2AGRBPG6I · pith_short_16: CWH2AGRBPG6I4XPM · pith_short_8: CWH2AGRB

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/CWH2AGRBPG6I4XPMWLTBQRWLTN \
  | 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: 158fa01a2179bc8e5decb2e61846cb9b6b106778561fa53ef2190bf994a2b76c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02cdd5673e1d2405cafe9fe34d3eb3a1849f6099f8e6d5042b07ed5749617420",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2026-06-08T21:04:37Z",
    "title_canon_sha256": "e0240e88d9453d649703091426e25b0a954c0f5eda08c439b88a23ce0faed8bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.10169",
    "kind": "arxiv",
    "version": 1
  }
}