Pith Number

pith:5WXQRDLU

pith:2025:5WXQRDLUR2NJFWRDXEG7URO7GS

not attested not anchored not stored refs pending

Engineering Serendipity through Recommendations of Items with Atypical Aspects

Erfan Al-Hossami, Ramit Aditya, Razvan Bunescu, Smita Nannaware

arxiv:2505.23580 v1 · 2025-05-29 · cs.IR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5WXQRDLUR2NJFWRDXEG7URO7GS}

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	2026-07-05T11:12:04.208000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edaf088d748e9a92da23b90dfa45df348c1c9d3b4afbe48c3d6b6445b434aa12

Aliases

arxiv: 2505.23580 · arxiv_version: 2505.23580v1 · doi: 10.48550/arxiv.2505.23580 · pith_short_12: 5WXQRDLUR2NJ · pith_short_16: 5WXQRDLUR2NJFWRD · pith_short_8: 5WXQRDLU

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/5WXQRDLUR2NJFWRDXEG7URO7GS \
  | 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: edaf088d748e9a92da23b90dfa45df348c1c9d3b4afbe48c3d6b6445b434aa12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9069621c8eaa0a9c6bc321636096d0d0a6610133fdc58667285b90ee91b5713e",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-05-29T15:53:21Z",
    "title_canon_sha256": "55e8e75d32e119c540c11f78b39fdbd2497bccb8d028507b736eacaefa991215"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23580",
    "kind": "arxiv",
    "version": 1
  }
}