Pith Number

pith:X63TYB5F

pith:2016:X63TYB5F46BIXOOBZNQMGHCI7V

not attested not anchored not stored refs pending

The dense gas in the largest molecular complexes of the Antennae: HCN and HCO+ observations of NGC 4038/39 using ALMA

Christine D. Wilson, Dave L. Clements, Maximilien R.P. Schirm, Suzanne C. Madden

arxiv:1604.00426 v1 · 2016-04-01 · 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{X63TYB5F46BIXOOBZNQMGHCI7V}

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	2026-05-18T01:13:11.297573Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfb73c07a5e7828bb9c1cb60c31c48fd6a08c3089efe9ed0d293962b046254e0

Aliases

arxiv: 1604.00426 · arxiv_version: 1604.00426v1 · doi: 10.48550/arxiv.1604.00426 · pith_short_12: X63TYB5F46BI · pith_short_16: X63TYB5F46BIXOOB · pith_short_8: X63TYB5F

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/X63TYB5F46BIXOOBZNQMGHCI7V \
  | 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: bfb73c07a5e7828bb9c1cb60c31c48fd6a08c3089efe9ed0d293962b046254e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c582709408ea7c26c8569bffecd69dfaf0b2da28e2f40aad641b8e8dfca83ee6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-04-01T22:32:17Z",
    "title_canon_sha256": "60fae024863e676254a9682cfebc0469695d54d663c8212b3efde4c02eebae86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.00426",
    "kind": "arxiv",
    "version": 1
  }
}