Pith Number

pith:S2B6DU3W

pith:2025:S2B6DU3W5O5XWRF5DHB2KTLAGF

not attested not anchored not stored refs pending

PARK: Personalized academic retrieval with knowledge-graphs

Gabriella Pasi, Pranav Kasela, Raffaele Perego

arxiv:2507.13910 v1 · 2025-07-18 · 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{S2B6DU3W5O5XWRF5DHB2KTLAGF}

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	2026-07-05T11:39:25.380943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9683e1d376ebbb7b44bd19c3a54d6031724bda29c36edb3d2ed77c57dacfbfd5

Aliases

arxiv: 2507.13910 · arxiv_version: 2507.13910v1 · doi: 10.48550/arxiv.2507.13910 · pith_short_12: S2B6DU3W5O5X · pith_short_16: S2B6DU3W5O5XWRF5 · pith_short_8: S2B6DU3W

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/S2B6DU3W5O5XWRF5DHB2KTLAGF \
  | 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: 9683e1d376ebbb7b44bd19c3a54d6031724bda29c36edb3d2ed77c57dacfbfd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32d98530ebbb5ece9fc153e80f1f4b9f0a8868f77f50f8ca9afd7478c000d922",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-07-18T13:41:01Z",
    "title_canon_sha256": "3d18de33ceca41828b4d3dc7ed8440b5e0447b14976cd747914e54f25e95fb43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.13910",
    "kind": "arxiv",
    "version": 1
  }
}