Pith Number

pith:FCZM6SIA

pith:2011:FCZM6SIAFT7XRDLK7JTPUHJ6GL

not attested not anchored not stored refs pending

The soundscape dynamics of human agglomeration

E. K. Lenzi, H. V. Ribeiro, L. R. Evangelista, R. S. Mendes, R. T. de Souza

arxiv:1101.3063 v1 · 2011-01-16 · physics.soc-ph · 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{FCZM6SIAFT7XRDLK7JTPUHJ6GL}

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	2026-05-18T04:28:29.073748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28b2cf49002cff788d6afa66fa1d3e32cb52ede1c0172725aff51be5a693484d

Aliases

arxiv: 1101.3063 · arxiv_version: 1101.3063v1 · doi: 10.48550/arxiv.1101.3063 · pith_short_12: FCZM6SIAFT7X · pith_short_16: FCZM6SIAFT7XRDLK · pith_short_8: FCZM6SIA

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/FCZM6SIAFT7XRDLK7JTPUHJ6GL \
  | 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: 28b2cf49002cff788d6afa66fa1d3e32cb52ede1c0172725aff51be5a693484d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e1ae8121caab8262268db9ef88731720274cd1d147d2f414efa0af12f247ded",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2011-01-16T12:00:52Z",
    "title_canon_sha256": "a7693e7bc9698fb58ae8dee42189d015399d74a53361ffe711fbf01ff4a16ffb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3063",
    "kind": "arxiv",
    "version": 1
  }
}