Pith Number

pith:4KQFFWZZ

pith:2013:4KQFFWZZKBDFZ5YZDQKQXLBXWL

not attested not anchored not stored refs pending

Discovery of possible molecular counterparts to the infrared Double Helix Nebula in the Galactic center

A.Kawamura, A. Nishimura, A.Ohama, E.Furuhashi, H.Sano, H.Yamamoto, J.Sato, K.Dobashi, K.Nakamura, K. Torii, M.R.Morris, M.Schultheis, N.Furukawa, N.Hanaoka, N.Mizuno, N.Moribe, R. Enokiya, R. Matsumoto, R.Okamoto, S.Yoshiike, T.Hayakawa, T.Okuda, T.Onishi, Y.Asahina, Y. Fukui, Y.Mori

arxiv:1310.8229 v2 · 2013-10-30 · astro-ph.SR · 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{4KQFFWZZKBDFZ5YZDQKQXLBXWL}

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	2026-05-18T00:55:34.611765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2a052db3950465cf7191c150bac37b2e2213675978e5ad5181e52f3f5aecd8c

Aliases

arxiv: 1310.8229 · arxiv_version: 1310.8229v2 · doi: 10.48550/arxiv.1310.8229 · pith_short_12: 4KQFFWZZKBDF · pith_short_16: 4KQFFWZZKBDFZ5YZ · pith_short_8: 4KQFFWZZ

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/4KQFFWZZKBDFZ5YZDQKQXLBXWL \
  | 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: e2a052db3950465cf7191c150bac37b2e2213675978e5ad5181e52f3f5aecd8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d789cda82e60aab830b0ef0d7aba1c7820c4f7c093a0dcdde499dc47e1d0703d",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-10-30T17:00:14Z",
    "title_canon_sha256": "d904639759e21fe667c46c981ff251cb2ae3ddb6a865e018a427894df5babfa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.8229",
    "kind": "arxiv",
    "version": 2
  }
}