Pith Number

pith:BBC2M4C3

pith:2016:BBC2M4C3SX3N2R3BAU6UZW4EHS

not attested not anchored not stored refs pending

Geoplotlib: a Python Toolbox for Visualizing Geographical Data

Andrea Cuttone, Jakob Eg Larsen, Sune Lehmann

arxiv:1608.01933 v1 · 2016-08-05 · cs.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BBC2M4C3SX3N2R3BAU6UZW4EHS}

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	2026-05-18T01:09:44.244867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0845a6705b95f6dd4761053d4cdb843cad4296cc9393c37285a82476059f72f1

Aliases

arxiv: 1608.01933 · arxiv_version: 1608.01933v1 · doi: 10.48550/arxiv.1608.01933 · pith_short_12: BBC2M4C3SX3N · pith_short_16: BBC2M4C3SX3N2R3B · pith_short_8: BBC2M4C3

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/BBC2M4C3SX3N2R3BAU6UZW4EHS \
  | 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: 0845a6705b95f6dd4761053d4cdb843cad4296cc9393c37285a82476059f72f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7616eb3aaf018f37d295941c126b7f8191329f93057239f5f4a7f44d33b56da3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GR",
    "submitted_at": "2016-08-05T16:39:27Z",
    "title_canon_sha256": "19928a05d3d5da2de970341d1eef4a7e09308803f62df93e8024af5dc6989261"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.01933",
    "kind": "arxiv",
    "version": 1
  }
}