Pith Number

pith:M4QNGJAX

pith:2015:M4QNGJAX4L4KKGXO2AQZ3E6FLU

not attested not anchored not stored refs pending

CO(J=3-2) On-the-fly Mapping of the Nearby Spiral Galaxies NGC 628 and NGC 7793: Spatially-resolved CO(J=3-2) Star-formation Law

Hiroyuki Kaneko, Kazuki Yanagitani, Kazuo Sorai, Kazuyuki Muraoka, Kotaro Kohno, Kouichiro Nakanishi, Miho Takeda, Nario Kuno, Tomoka Tosaki

arxiv:1512.04159 v1 · 2015-12-14 · 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{M4QNGJAX4L4KKGXO2AQZ3E6FLU}

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	2026-05-18T01:22:32.384374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6720d32417e2f8a51aeed0219d93c55d3e89c6d04a9294b429f1bbf1f041b096

Aliases

arxiv: 1512.04159 · arxiv_version: 1512.04159v1 · doi: 10.48550/arxiv.1512.04159 · pith_short_12: M4QNGJAX4L4K · pith_short_16: M4QNGJAX4L4KKGXO · pith_short_8: M4QNGJAX

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/M4QNGJAX4L4KKGXO2AQZ3E6FLU \
  | 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: 6720d32417e2f8a51aeed0219d93c55d3e89c6d04a9294b429f1bbf1f041b096

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ee4123532616cadaea5c3a74144337baa2f8cbc84217a7c6133d62fdb4132f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-14T03:17:01Z",
    "title_canon_sha256": "4b252b689f18fe368bb27b4982667598222a9d1f1c8db89f21bec3ca345c00ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.04159",
    "kind": "arxiv",
    "version": 1
  }
}