Pith Number

pith:YJNWBTJZ

pith:2015:YJNWBTJZACPLXFZNMKVI5IGXJE

not attested not anchored not stored refs pending

Reciprocal Recommendation System for Online Dating

Benyuan Liu, Cindy Chen, Peng Xia, Yizhou Sun

arxiv:1501.06247 v2 · 2015-01-26 · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YJNWBTJZACPLXFZNMKVI5IGXJE}

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	2026-05-18T02:28:39.605591Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c25b60cd39009ebb972d62aa8ea0d7492dd34a9a3db8349e553f5d3991247a25

Aliases

arxiv: 1501.06247 · arxiv_version: 1501.06247v2 · doi: 10.48550/arxiv.1501.06247 · pith_short_12: YJNWBTJZACPL · pith_short_16: YJNWBTJZACPLXFZN · pith_short_8: YJNWBTJZ

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/YJNWBTJZACPLXFZNMKVI5IGXJE \
  | 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: c25b60cd39009ebb972d62aa8ea0d7492dd34a9a3db8349e553f5d3991247a25

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "330347f06bef3674a5f09c391373d306375604c60898e4d1417d2a39e957b2fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-01-26T03:22:10Z",
    "title_canon_sha256": "88b07d4aa2fa735026b5d4ef8b3911883f2b361f54ccff487e7d7c7194bdc159"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.06247",
    "kind": "arxiv",
    "version": 2
  }
}