Pith Number

pith:L3L5N2VK

pith:2013:L3L5N2VKGL67UZI3GNFDRAOTYZ

not attested not anchored not stored refs pending

Molecular Gas Properties of the Giant Molecular Cloud Complexes in the Arms and Inter-arms of the Spiral Galaxy NGC 6946

Estelle Bayet, Martin Bureau, Selcuk Topal, Timothy A. Davis, Wilfred Walsh

arxiv:1310.4493 v1 · 2013-10-16 · 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{L3L5N2VKGL67UZI3GNFDRAOTYZ}

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	2026-05-18T01:46:58.715659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ed7d6eaaa32fdfa651b334a3881d3c6536398e61eca2ec8a1df9a54607fd2b4

Aliases

arxiv: 1310.4493 · arxiv_version: 1310.4493v1 · doi: 10.48550/arxiv.1310.4493 · pith_short_12: L3L5N2VKGL67 · pith_short_16: L3L5N2VKGL67UZI3 · pith_short_8: L3L5N2VK

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/L3L5N2VKGL67UZI3GNFDRAOTYZ \
  | 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: 5ed7d6eaaa32fdfa651b334a3881d3c6536398e61eca2ec8a1df9a54607fd2b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27ad62fca19b8f1491cf35e0bdf8d259f29f695832805874d139dddcb4fde59b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-10-16T19:58:06Z",
    "title_canon_sha256": "be4d2b7087e32cbb8d13d5425838a9c171768c902e30e9a7d80ecdd2fac85b09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.4493",
    "kind": "arxiv",
    "version": 1
  }
}