Pith Number

pith:SRRWMBQH

pith:2010:SRRWMBQHBR4GOOGQSTNPM5KBFN

not attested not anchored not stored refs pending

ASTE Simultaneous HCN(4-3) and HCO+(4-3) Observations of the Two Luminous Infrared Galaxies NGC 4418 and Arp 220

(2) ASIAA, (3) Univ. of Tokyo), Kotaro Kohno (3) ((1) NAO Japan, Kouichiro Nakanishi (1), Masako Yamada (2), Masatoshi Imanishi (1), Yoichi Tamura (1)

arxiv:1001.0582 v1 · 2010-01-04 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SRRWMBQHBR4GOOGQSTNPM5KBFN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:10:05.202895Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94636606070c786738d094daf675412b5457fb43d26b225eeb7651d790aee4ec

Aliases

arxiv: 1001.0582 · arxiv_version: 1001.0582v1 · doi: 10.48550/arxiv.1001.0582 · pith_short_12: SRRWMBQHBR4G · pith_short_16: SRRWMBQHBR4GOOGQ · pith_short_8: SRRWMBQH

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/SRRWMBQHBR4GOOGQSTNPM5KBFN \
  | 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: 94636606070c786738d094daf675412b5457fb43d26b225eeb7651d790aee4ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcddf3e231bae45f9dcfff12e18c7cca5c68ceb5eec7e6d3d77185b6fa53fec9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-04T21:19:32Z",
    "title_canon_sha256": "62800468927d21f00de22db29c40bd12c288c2b20511839c4fbd561b23a3e1ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.0582",
    "kind": "arxiv",
    "version": 1
  }
}