Pith Number

pith:VGPN2QDQ

pith:2018:VGPN2QDQIE3NPMHH4NCHK55JS7

not attested not anchored not stored refs pending

Flat Rotation Curves found in Merging Dusty Starbursts at $z=2.3$ through Tilted-Ring Modeling

Asantha Cooray, Hai Fu, Iv\'an Oteo, Jacob Isbell, R. J. Ivison, Rui Xue

arxiv:1807.04291 v2 · 2018-07-11 · 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{VGPN2QDQIE3NPMHH4NCHK55JS7}

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	2026-05-18T00:06:37.617644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a99edd40704136d7b0e7e3447577a997e79ee8ad7b7a6915c6d2c816780e0365

Aliases

arxiv: 1807.04291 · arxiv_version: 1807.04291v2 · doi: 10.48550/arxiv.1807.04291 · pith_short_12: VGPN2QDQIE3N · pith_short_16: VGPN2QDQIE3NPMHH · pith_short_8: VGPN2QDQ

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/VGPN2QDQIE3NPMHH4NCHK55JS7 \
  | 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: a99edd40704136d7b0e7e3447577a997e79ee8ad7b7a6915c6d2c816780e0365

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7c10ae906395b243278f7e2fd981de3c8078268e7cb967b1e13b9104d236a6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-07-11T18:00:04Z",
    "title_canon_sha256": "f836d61e78b1f01ed6cc8073eb581eab079f2a1938d30df9c70aadf28f0bd48b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04291",
    "kind": "arxiv",
    "version": 2
  }
}