Pith Number

pith:4JH4NJUE

pith:2015:4JH4NJUE7INUAIEFLYG5HOVRWU

not attested not anchored not stored refs pending

Large-scale filaments associated with Milky Way spiral arms

Adam Ginsburg (ESO), C. Malcolm Walmsley (INAF, Dublin Institute of Advanced Studies), Eugenio Schisano (IAPS/INAF), Excellence Cluster Universe, INAF), Ke Wang (ESO), Leonardo Testi (ESO, Sergio Molinari (IAPS/INAF)

arxiv:1504.00647 v2 · 2015-04-02 · 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{4JH4NJUE7INUAIEFLYG5HOVRWU}

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	2026-05-18T01:37:10.926748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e24fc6a684fa1b4020855e0dd3bab1b517a54eb6e9097077f219fbac1df11458

Aliases

arxiv: 1504.00647 · arxiv_version: 1504.00647v2 · doi: 10.48550/arxiv.1504.00647 · pith_short_12: 4JH4NJUE7INU · pith_short_16: 4JH4NJUE7INUAIEF · pith_short_8: 4JH4NJUE

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/4JH4NJUE7INUAIEFLYG5HOVRWU \
  | 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: e24fc6a684fa1b4020855e0dd3bab1b517a54eb6e9097077f219fbac1df11458

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab109fb16d0dc88270b5151148a8bd8d1a436b6d24b6432a891cb73c8c9df07d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-02T18:58:46Z",
    "title_canon_sha256": "693be3a1f047d11b074111e9e7f2e90c4a148d5f9eed89ba5f71faca0f8a09b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.00647",
    "kind": "arxiv",
    "version": 2
  }
}