Pith Number

pith:FBUD2RBA

pith:2026:FBUD2RBAMDFU6FLKDPPROTRUDP

not attested not anchored not stored refs pending

MODE: Mutual Optimality in Direct Effects of Reciprocal Recommendations in Matching Markets

Yoji Tomita

arxiv:2608.01731 v1 · 2026-08-03 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FBUD2RBAMDFU6FLKDPPROTRUDP}

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	2026-08-04T02:06:38.317709Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28683d442060cb4f156a1bdf174e341bca177704e9cfc1277bb01f150cfec647

Aliases

arxiv: 2608.01731 · arxiv_version: 2608.01731v1 · doi: 10.48550/arxiv.2608.01731 · pith_short_12: FBUD2RBAMDFU · pith_short_16: FBUD2RBAMDFU6FLK · pith_short_8: FBUD2RBA

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/FBUD2RBAMDFU6FLKDPPROTRUDP \
  | 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: 28683d442060cb4f156a1bdf174e341bca177704e9cfc1277bb01f150cfec647

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bcb90c74c0ccc5e74627f9def6debc3fb0ebb66d718f21088a527dd0aba742ff",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-08-03T05:54:55Z",
    "title_canon_sha256": "6fa737398098b25a0949009151bf9d269ecfa545a048c689d76b5f6a5b4d4e18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.01731",
    "kind": "arxiv",
    "version": 1
  }
}