Pith Number

pith:62NUPUPW

pith:2018:62NUPUPWNCQSVFXXPFN45OUWQJ

not attested not anchored not stored refs pending

GHASP: an H$\alpha$ kinematical survey of spiral galaxies - XI. Distribution of luminous and dark matter in spiral and irregular nearby galaxies using WISE photometry

Benoit Epinat, Claude Carignan, Marie Korsaga, Philippe Amram, Tom Jarrett

arxiv:1804.05820 v1 · 2018-04-16 · 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{62NUPUPWNCQSVFXXPFN45OUWQJ}

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	2026-05-18T00:17:03.143392Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f69b47d1f668a12a96f7795bceba96825b5044efca2914de5ed500a48800b934

Aliases

arxiv: 1804.05820 · arxiv_version: 1804.05820v1 · doi: 10.48550/arxiv.1804.05820 · pith_short_12: 62NUPUPWNCQS · pith_short_16: 62NUPUPWNCQSVFXX · pith_short_8: 62NUPUPW

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/62NUPUPWNCQSVFXXPFN45OUWQJ \
  | 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: f69b47d1f668a12a96f7795bceba96825b5044efca2914de5ed500a48800b934

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c555d15bdb570c586136a2dff162a112903e2bbcc6b336818f999bc303cbe4b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-04-16T17:43:47Z",
    "title_canon_sha256": "c757d1e8f6b485aa8b468e483bccea4e97decbf6e05c7e8cfc182ac3ddfd81ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.05820",
    "kind": "arxiv",
    "version": 1
  }
}