Pith Number

pith:37JUJHGL

pith:2015:37JUJHGLMJSB3PL5VOKVZDRRAH

not attested not anchored not stored refs pending

Characterizing the Heterogeneity of the OpenStreetMap Data and Community

Bin Jiang, Ding Ma, Mats Sandberg

arxiv:1503.06091 v2 · 2015-03-03 · cs.SI · nlin.AO · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{37JUJHGLMJSB3PL5VOKVZDRRAH}

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	2026-05-18T02:05:23.578935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfd3449ccb62641dbd7dab955c8e3101f77bafb93d98399431858776d881a052

Aliases

arxiv: 1503.06091 · arxiv_version: 1503.06091v2 · doi: 10.48550/arxiv.1503.06091 · pith_short_12: 37JUJHGLMJSB · pith_short_16: 37JUJHGLMJSB3PL5 · pith_short_8: 37JUJHGL

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/37JUJHGLMJSB3PL5VOKVZDRRAH \
  | 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: dfd3449ccb62641dbd7dab955c8e3101f77bafb93d98399431858776d881a052

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a22463d2ee145f18502aa3bb7c0dc9447b6eb423e2979faf8380705027c4da9",
    "cross_cats_sorted": [
      "nlin.AO",
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SI",
    "submitted_at": "2015-03-03T12:16:19Z",
    "title_canon_sha256": "cd6459f18ca90fc9aae6176e0058c201334dc11efef58623b8df6bdb182618f2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.06091",
    "kind": "arxiv",
    "version": 2
  }
}