Pith Number

pith:BP2FRGVZ

pith:2010:BP2FRGVZDJIYMTYVTQJ45LQ43D

not attested not anchored not stored refs pending

The CALBC RDF Triple Store: retrieval over large literature content

Chen Li, Christoph Grabm\"uller, Dietrich Rebholz-Schuhmann, Samuel Croset, Silvestras Kavaliauskas

arxiv:1012.1650 v1 · 2010-12-08 · cs.DL · 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{BP2FRGVZDJIYMTYVTQJ45LQ43D}

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	2026-05-18T04:33:51.556078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bf4589ab91a51864f159c13ceae1cd8f734e1723ab10af7707116cfacb329bf

Aliases

arxiv: 1012.1650 · arxiv_version: 1012.1650v1 · doi: 10.48550/arxiv.1012.1650 · pith_short_12: BP2FRGVZDJIY · pith_short_16: BP2FRGVZDJIYMTYV · pith_short_8: BP2FRGVZ

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/BP2FRGVZDJIYMTYVTQJ45LQ43D \
  | 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: 0bf4589ab91a51864f159c13ceae1cd8f734e1723ab10af7707116cfacb329bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b07b478ffaf5f8ff7052e84363a3a48ef732eb1be7417c29956649a5201c2965",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2010-12-08T00:19:06Z",
    "title_canon_sha256": "a250b9602fd17430b9072aad420908ec81bd4a8829face1a948313547ebc42ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1650",
    "kind": "arxiv",
    "version": 1
  }
}