Pith Number

pith:WNS22CJT

pith:2016:WNS22CJTNHHNA5DF3EYLQ7GGYH

not attested not anchored not stored refs pending

Axiomatizations for downward XPath on Data Trees

Mar\'ia Emilia Descotte, Raul Fervari, Santiago Figueira, Sergio Abriola

arxiv:1605.04271 v2 · 2016-05-13 · cs.LO · cs.DB · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WNS22CJTNHHNA5DF3EYLQ7GGYH}

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	2026-05-18T00:48:54.543187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b365ad093369ced07465d930b87cc6c1fd38c1a8c0afec8a5bc70d3e92a3875c

Aliases

arxiv: 1605.04271 · arxiv_version: 1605.04271v2 · doi: 10.48550/arxiv.1605.04271 · pith_short_12: WNS22CJTNHHN · pith_short_16: WNS22CJTNHHNA5DF · pith_short_8: WNS22CJT

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/WNS22CJTNHHNA5DF3EYLQ7GGYH \
  | 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: b365ad093369ced07465d930b87cc6c1fd38c1a8c0afec8a5bc70d3e92a3875c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ae1d35cc3f0c3ac4d92edacd657293ebb4ee9df35235987b98d9989e83466b7",
    "cross_cats_sorted": [
      "cs.DB",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2016-05-13T17:49:22Z",
    "title_canon_sha256": "2eb823cc4cbe235391001a5fc04c380a088f4333e3545504ec168021b430f95d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.04271",
    "kind": "arxiv",
    "version": 2
  }
}