Pith Number

pith:C2ZARAAC

pith:2014:C2ZARAACLETODGRJEIJCIMUWQZ

not attested not anchored not stored refs pending

A Survey of Volunteered Open Geo-Knowledge Bases in the Semantic Web

Andrea Ballatore, David C. Wilson, Michela Bertolotto

arxiv:1401.2610 v1 · 2014-01-12 · cs.DL · cs.CY · 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{C2ZARAACLETODGRJEIJCIMUWQZ}

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	2026-05-18T03:02:32.821482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16b20880025926e19a292212243296865717cca90548410e12284542b1f18ba7

Aliases

arxiv: 1401.2610 · arxiv_version: 1401.2610v1 · doi: 10.48550/arxiv.1401.2610 · pith_short_12: C2ZARAACLETO · pith_short_16: C2ZARAACLETODGRJ · pith_short_8: C2ZARAAC

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/C2ZARAACLETODGRJEIJCIMUWQZ \
  | 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: 16b20880025926e19a292212243296865717cca90548410e12284542b1f18ba7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7bf18e60eafb0645d8e04dc1c42d801d6b20db4c88a6e4ad1e495b00f5b73de",
    "cross_cats_sorted": [
      "cs.CY",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2014-01-12T12:04:48Z",
    "title_canon_sha256": "fc64612c613f3a7d12feade5993f6d7c22e386c1970f5bbd8ca9c09190d2846a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.2610",
    "kind": "arxiv",
    "version": 1
  }
}