Pith Number

pith:POLZLON4

pith:2018:POLZLON4PB3UY5YU2EPV77TZSZ

not attested not anchored not stored refs pending

Spatially Resolved Metal Gas Clouds

2), 3) ((1) Laboratoire d'Astrophysique de Marseille, Celine Peroux (1), Fabrizio Arrigoni Battaia (3), France (2) GEPI, France (3) European Southern Observatory, Germany), Hadi Rahmani (1, Observatoire de Paris, Ramona Augustin (1

arxiv:1805.07192 v2 · 2018-05-18 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{POLZLON4PB3UY5YU2EPV77TZSZ}

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	2026-05-18T00:09:35.584478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b9795b9bc78774c7714d11f5ffe79965da27a98d1a2dd1f1e1083b8e70b3297

Aliases

arxiv: 1805.07192 · arxiv_version: 1805.07192v2 · doi: 10.48550/arxiv.1805.07192 · pith_short_12: POLZLON4PB3U · pith_short_16: POLZLON4PB3UY5YU · pith_short_8: POLZLON4

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/POLZLON4PB3UY5YU2EPV77TZSZ \
  | 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: 7b9795b9bc78774c7714d11f5ffe79965da27a98d1a2dd1f1e1083b8e70b3297

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e137dcff47546ff3f3694d85a3f35e5c2d6ee30fbebfd28fbcb069f919c9ea35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-18T13:17:17Z",
    "title_canon_sha256": "3ca9967b48cd50ce7c08574fa7b2c05d35d3c8475bf3d5c539c725a90b563483"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07192",
    "kind": "arxiv",
    "version": 2
  }
}