Pith Number

pith:GIN4ILDO

pith:2016:GIN4ILDORBYM7Q2JOKB34Q2XVH

not attested not anchored not stored refs pending

ALMA observations of the dense and shocked gas in the nuclear region of NGC 4038 (Antennae galaxies)

Daisuke Iono, David J. Wilner, Giovanni G. Fazio, Junko Ueda, Ryohei Kawabe, Satoshi Ohashi, Shinya Komugi, Toshiki Saito, Yoshimasa Watanabe

arxiv:1611.00002 v1 · 2016-10-31 · 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{GIN4ILDORBYM7Q2JOKB34Q2XVH}

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	2026-05-18T00:51:42.752309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

321bc42c6e8870cfc3497283be4357a9d38c9d9ca77ba79532c82ba70e85f470

Aliases

arxiv: 1611.00002 · arxiv_version: 1611.00002v1 · doi: 10.48550/arxiv.1611.00002 · pith_short_12: GIN4ILDORBYM · pith_short_16: GIN4ILDORBYM7Q2J · pith_short_8: GIN4ILDO

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/GIN4ILDORBYM7Q2JOKB34Q2XVH \
  | 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: 321bc42c6e8870cfc3497283be4357a9d38c9d9ca77ba79532c82ba70e85f470

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08135b4b9551173ebb98609c5d8d791e8dea856ade079613fd1b297d01fa48c5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-31T20:00:00Z",
    "title_canon_sha256": "8d4655b0b729b450555680b02e08fa97ba5a0d4adfeaec24769dbc09808e9b58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.00002",
    "kind": "arxiv",
    "version": 1
  }
}