Pith Number

pith:CDB5LENX

pith:2019:CDB5LENXHE2N2WONGL32ONHUES

not attested not anchored not stored refs pending

Ultra-light dark matter in disk galaxies

Joshua Eby, Kfir Blum, Nitsan Bar, Ryosuke Sato

arxiv:1903.03402 v2 · 2019-03-08 · astro-ph.CO · astro-ph.GA · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CDB5LENXHE2N2WONGL32ONHUES}

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.

Cited by

1 paper in Pith

Dark Photon Polarimetry

Receipt and verification

First computed	2026-05-17T23:44:11.816825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10c3d591b73934dd59cd32f7a734f424891a6f799a6a9b570c2f5dd43a09f2d1

Aliases

arxiv: 1903.03402 · arxiv_version: 1903.03402v2 · doi: 10.48550/arxiv.1903.03402 · pith_short_12: CDB5LENXHE2N · pith_short_16: CDB5LENXHE2N2WON · pith_short_8: CDB5LENX

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/CDB5LENXHE2N2WONGL32ONHUES \
  | 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: 10c3d591b73934dd59cd32f7a734f424891a6f799a6a9b570c2f5dd43a09f2d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26d100c34380b60bd23787aadf90063742ffa40af33d3b43bf571232c88313a4",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-03-08T12:54:19Z",
    "title_canon_sha256": "a8fe4de49ebee2e69b2f0a2d9067044345407f7fbd7c8f16c7fbc7e92e36491d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.03402",
    "kind": "arxiv",
    "version": 2
  }
}