Pith Number

pith:QADWGQVK

pith:2012:QADWGQVKSXFEYI7OW2RGMO3DV7

not attested not anchored not stored refs pending

Extracting Geospatial Preferences Using Relational Neighbors

Caio N\'obrega, Cl\'audio de Souza Baptista, Iury Nunes, Jord\~ao Ara\'ujo, Leandro Balby Marinho, Thomas Sandholm

arxiv:1204.1528 v1 · 2012-04-06 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QADWGQVKSXFEYI7OW2RGMO3DV7}

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	2026-05-18T03:58:25.301287Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80076342aa95ca4c23eeb6a2663b63afe466fc03b872a65e3575a75df021bb1c

Aliases

arxiv: 1204.1528 · arxiv_version: 1204.1528v1 · doi: 10.48550/arxiv.1204.1528 · pith_short_12: QADWGQVKSXFE · pith_short_16: QADWGQVKSXFEYI7O · pith_short_8: QADWGQVK

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/QADWGQVKSXFEYI7OW2RGMO3DV7 \
  | 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: 80076342aa95ca4c23eeb6a2663b63afe466fc03b872a65e3575a75df021bb1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "24f80ba85e0d6897ae2b7ec46d34be0810e8f7443e50d1cb6c75d501afc5d0b8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2012-04-06T18:15:55Z",
    "title_canon_sha256": "f8bff5ef17596ce71a896803939215b015f6241c77fe595af3c1b06203099a1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1528",
    "kind": "arxiv",
    "version": 1
  }
}