Pith Number

pith:IAWTC2D2

pith:2015:IAWTC2D23ZI5VSBWANOLRTI2GZ

not attested not anchored not stored refs pending

Effective Keyword Search in Graphs

Jaroslaw Szlichta, Lukasz Golab, Mehdi Kargar

arxiv:1512.06395 v5 · 2015-12-20 · cs.DB

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

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	2026-05-18T01:18:08.666577Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

402d31687ade51dac836035cb8cd1a365213afdd0221472c1ec8eea5524ec2b5

Aliases

arxiv: 1512.06395 · arxiv_version: 1512.06395v5 · doi: 10.48550/arxiv.1512.06395 · pith_short_12: IAWTC2D23ZI5 · pith_short_16: IAWTC2D23ZI5VSBW · pith_short_8: IAWTC2D2

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/IAWTC2D23ZI5VSBWANOLRTI2GZ \
  | 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: 402d31687ade51dac836035cb8cd1a365213afdd0221472c1ec8eea5524ec2b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41ed7ad898322739658bb171b621629ac94b44e113202bd146dfe5ad8d81046a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2015-12-20T16:20:17Z",
    "title_canon_sha256": "cef818d6584c85c5265955921870e00e63140ee8d21cce93c7a28964615048b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06395",
    "kind": "arxiv",
    "version": 5
  }
}