Pith Number

pith:TMO2SJHA

pith:2016:TMO2SJHAR7GQLUHZB6HFO3VJ7L

not attested not anchored not stored refs pending

Revealing a spiral-shaped molecular cloud in our galaxy - Cloud fragmentation under rotation and gravity

Friedrich Wyrowski, Guang-Xing Li, Karl Menten

arxiv:1610.06570 v2 · 2016-10-20 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TMO2SJHAR7GQLUHZB6HFO3VJ7L}

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	2026-05-18T01:01:30.723266Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b1da924e08fcd05d0f90f8e576ea9fae4c359ab6535aae57911b07f16a106a0

Aliases

arxiv: 1610.06570 · arxiv_version: 1610.06570v2 · doi: 10.48550/arxiv.1610.06570 · pith_short_12: TMO2SJHAR7GQ · pith_short_16: TMO2SJHAR7GQLUHZ · pith_short_8: TMO2SJHA

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/TMO2SJHAR7GQLUHZB6HFO3VJ7L \
  | 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: 9b1da924e08fcd05d0f90f8e576ea9fae4c359ab6535aae57911b07f16a106a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cec3bc4796c2e1461f3eac3c4dd6cc6189a471f66fe9616257ff435974cb23c2",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-20T20:00:03Z",
    "title_canon_sha256": "faebbada920313ec34a03f184f5e46c283d5fc0fb753e9d24f74a39934d7df2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.06570",
    "kind": "arxiv",
    "version": 2
  }
}