Pith Number

pith:ZYVHS5HT

pith:2017:ZYVHS5HTRDNAVLWJ7V6ZSY2W5A

not attested not anchored not stored refs pending

The Origin of Molecular Clouds In Central Galaxies

A.C. Edge, A.N. Vantyghem, B.R. McNamara, F.A. Pulido, H.R. Russell, I. Babyk, M.T. Hogan, P.E.J. Nulsen, P. Salom\'e

arxiv:1710.04664 v1 · 2017-10-12 · 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{ZYVHS5HTRDNAVLWJ7V6ZSY2W5A}

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	2026-05-18T00:22:58.342437Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce2a7974f388da0aaec9fd7d996356e819da85545ab68946e554db2bd88e5ccb

Aliases

arxiv: 1710.04664 · arxiv_version: 1710.04664v1 · doi: 10.48550/arxiv.1710.04664 · pith_short_12: ZYVHS5HTRDNA · pith_short_16: ZYVHS5HTRDNAVLWJ · pith_short_8: ZYVHS5HT

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/ZYVHS5HTRDNAVLWJ7V6ZSY2W5A \
  | 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: ce2a7974f388da0aaec9fd7d996356e819da85545ab68946e554db2bd88e5ccb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bfb996fc66c23830e1526c5319fdd7bd42d1504ddb9dd785bcd721b37d53693",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-10-12T18:00:02Z",
    "title_canon_sha256": "5d29667acf659846fbf3f76b7c6d6c324e0fd128fea4a1c21c6c30a941bd63cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.04664",
    "kind": "arxiv",
    "version": 1
  }
}