Pith Number

pith:FG4UCE5P

pith:2015:FG4UCE5PRSA363FS2GIJIXYRF4

not attested not anchored not stored refs pending

Discovering the Skyline of Web Databases

Abolfazl Asudeh, Gautam Das, Nan Zhang, Saravanan Thirumuruganathan

arxiv:1512.02138 v3 · 2015-12-07 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FG4UCE5PRSA363FS2GIJIXYRF4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:44:52.763216Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29b94113af8c81bf6cb2d190945f112f1e722430644b4268277a49553c06d8e8

Aliases

arxiv: 1512.02138 · arxiv_version: 1512.02138v3 · doi: 10.48550/arxiv.1512.02138 · pith_short_12: FG4UCE5PRSA3 · pith_short_16: FG4UCE5PRSA363FS · pith_short_8: FG4UCE5P

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/FG4UCE5PRSA363FS2GIJIXYRF4 \
  | 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: 29b94113af8c81bf6cb2d190945f112f1e722430644b4268277a49553c06d8e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b52c64f39e0a9f767c99537862b4db7e1d9d1403aa4542c0863e406527efd47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2015-12-07T17:41:20Z",
    "title_canon_sha256": "cdb87c560240321d268423cb81928112c7dc85229231a6d5a22b52d0a1c05937"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02138",
    "kind": "arxiv",
    "version": 3
  }
}