Pith Number

pith:CUEXRP2Y

pith:2011:CUEXRP2Y5FD7GW4JRMYCETDRXL

not attested not anchored not stored refs pending

Molecular gas and star formation in the Milky Way

Francoise Combes (LERMA, Obs-Paris)

arxiv:1110.3424 v1 · 2011-10-15 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CUEXRP2Y5FD7GW4JRMYCETDRXL}

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	2026-05-18T02:00:11.995224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

150978bf58e947f35b898b30224c71baeea9c338d689cecf9d6e302578b43d81

Aliases

arxiv: 1110.3424 · arxiv_version: 1110.3424v1 · doi: 10.48550/arxiv.1110.3424 · pith_short_12: CUEXRP2Y5FD7 · pith_short_16: CUEXRP2Y5FD7GW4J · pith_short_8: CUEXRP2Y

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/CUEXRP2Y5FD7GW4JRMYCETDRXL \
  | 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: 150978bf58e947f35b898b30224c71baeea9c338d689cecf9d6e302578b43d81

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "871f17ccda4fc63e5be39c822eb8b220112f7a9ad6ba2de15b31696e61158bd3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-10-15T16:17:21Z",
    "title_canon_sha256": "8d3e4fa1a1057701ca55056603b71b9cb5b2d379d295003aa3a885f54d2d226c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3424",
    "kind": "arxiv",
    "version": 1
  }
}