Pith Number

pith:TFBNJTVE

pith:2015:TFBNJTVENWZLQWDT6UNKJKFCSB

not attested not anchored not stored refs pending

Participatory Patterns in an International Air Quality Monitoring Initiative

Alina S\^irbu, Andrea Molino, Andreas Hotho, Bart Elen, Bernard De Baets, Fabio Saracino, Ferdinando Ricchiuti, Francesca Tria, Gerd Stumme, Jan Peters, Jan Theunis, Joris Van den Bossche, Juergen Mueller, Louise Francis, Martin Becker, Pietro Gravino, Saverio Caminiti, Stefano Ingarra, Vito D. P. Servedio, Vittorio Loreto

arxiv:1503.07730 v1 · 2015-03-26 · 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{TFBNJTVENWZLQWDT6UNKJKFCSB}

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	2026-05-18T01:25:30.666734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9942d4cea46db2b85873f51aa4a8a29055888f8d0f69d9e5230d45741457f122

Aliases

arxiv: 1503.07730 · arxiv_version: 1503.07730v1 · doi: 10.48550/arxiv.1503.07730 · pith_short_12: TFBNJTVENWZL · pith_short_16: TFBNJTVENWZLQWDT · pith_short_8: TFBNJTVE

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/TFBNJTVENWZLQWDT6UNKJKFCSB \
  | 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: 9942d4cea46db2b85873f51aa4a8a29055888f8d0f69d9e5230d45741457f122

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1470c151990b4e0a833859389d5766bebe182206a3c828c5cd61cfa7997537ed",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-03-26T13:33:39Z",
    "title_canon_sha256": "98c25db27d00676d652a75f48a0ba319fb30ec32909f7b0fb8024e062fb5d3e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.07730",
    "kind": "arxiv",
    "version": 1
  }
}