Pith Number

pith:QNGA7A7U

pith:2018:QNGA7A7URKCMUL6YWX4TRQ42V3

not attested not anchored not stored refs pending

A distance-based tool-set to track inconsistent urban structures through complex-networks

Bruno B. Machado, Danilo M. Eler, Gabriel Spadon, Jose Fernando Rodrigues-Jr

arxiv:1803.09136 v1 · 2018-03-24 · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QNGA7A7URKCMUL6YWX4TRQ42V3}

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	2026-05-17T23:57:19.470663Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

834c0f83f48a84ca2fd8b5f938c39aaec1471b804442ad9711f689c800b2363e

Aliases

arxiv: 1803.09136 · arxiv_version: 1803.09136v1 · doi: 10.48550/arxiv.1803.09136 · pith_short_12: QNGA7A7URKCM · pith_short_16: QNGA7A7URKCMUL6Y · pith_short_8: QNGA7A7U

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/QNGA7A7URKCMUL6YWX4TRQ42V3 \
  | 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: 834c0f83f48a84ca2fd8b5f938c39aaec1471b804442ad9711f689c800b2363e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f151eb96ca7f2342bfb0d70eae5095a9b83c2b55d930ad7b3e4f9c493a65194a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2018-03-24T17:43:46Z",
    "title_canon_sha256": "619dd0cee2a01c0575ac2e0fcc330bd40d4894f1863765446c52f4ebb5ba104d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.09136",
    "kind": "arxiv",
    "version": 1
  }
}