Pith Number

pith:3NSCIQLJ

pith:2019:3NSCIQLJKVB6MY2IMBTYDWXBJC

not attested not anchored not stored refs pending

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

A. Sorgho, B. Epinat, C. Carignan, M. Korsaga, P. Adamczyk, P. Amram

arxiv:1909.08408 v1 · 2019-09-18 · 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{3NSCIQLJKVB6MY2IMBTYDWXBJC}

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	2026-07-05T00:10:44.277692Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db642441695543e66348606781dae148be11e9262a8665cb52233f89b8000bca

Aliases

arxiv: 1909.08408 · arxiv_version: 1909.08408v1 · doi: 10.48550/arxiv.1909.08408 · pith_short_12: 3NSCIQLJKVB6 · pith_short_16: 3NSCIQLJKVB6MY2I · pith_short_8: 3NSCIQLJ

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/3NSCIQLJKVB6MY2IMBTYDWXBJC \
  | 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: db642441695543e66348606781dae148be11e9262a8665cb52233f89b8000bca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ee486cee1e51279b3da7659d542cc8577476e7d476d029bbb6d198b0c9d6237",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-09-18T12:46:29Z",
    "title_canon_sha256": "4c8dd2ea96a5e7d32de2ac43f3be8fe5b6d4db8259b28f3a222cdb513f2dd991"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.08408",
    "kind": "arxiv",
    "version": 1
  }
}