Pith Number

pith:57XSARXI

pith:2026:57XSARXIRNLEOIOSU2CZFJ2PSU

not attested not anchored not stored refs pending

Structure then Query: Enabling Precise Analytical Queries over Unstructured Documents

Nan Tang, Teng Lin, Yuyu Luo

arxiv:2608.13384 v1 · 2026-08-13 · cs.IR · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{57XSARXIRNLEOIOSU2CZFJ2PSU}

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	2026-08-14T01:04:20.120964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efef2046e88b564721d2a68592a74f951bceb64e46c53a306a911ed51a5144d9

Aliases

arxiv: 2608.13384 · arxiv_version: 2608.13384v1 · doi: 10.48550/arxiv.2608.13384 · pith_short_12: 57XSARXIRNLE · pith_short_16: 57XSARXIRNLEOIOS · pith_short_8: 57XSARXI

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/57XSARXIRNLEOIOSU2CZFJ2PSU \
  | 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: efef2046e88b564721d2a68592a74f951bceb64e46c53a306a911ed51a5144d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f9d12b5eb6e6f8aa5314fbd6aab170b5fb790940aadb21d2448488db6a35e7d",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-08-13T15:46:20Z",
    "title_canon_sha256": "cca489e5a46aa491cab6c1a66f02b7cdaaa57b9b07ba2e551f238911e7b4cf64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.13384",
    "kind": "arxiv",
    "version": 1
  }
}