Pith Number

pith:5X5RATXO

pith:2013:5X5RATXOQF67WQJLNG5VVERSCZ

not attested not anchored not stored refs pending

The Shape of Dark Matter Haloes, I. HI Observations of Edge-on Galaxies

K.C. Freeman, P.C. van der Kruit, R.J. Allen, S.P.C. Peters

arxiv:1303.2463 v2 · 2013-03-11 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5X5RATXOQF67WQJLNG5VVERSCZ}

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	2026-05-18T01:10:15.467739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edfb104eee817dfb412b69bb5a92321644ffd665bdbcf6f008e9f371acecf2bc

Aliases

arxiv: 1303.2463 · arxiv_version: 1303.2463v2 · doi: 10.48550/arxiv.1303.2463 · pith_short_12: 5X5RATXOQF67 · pith_short_16: 5X5RATXOQF67WQJL · pith_short_8: 5X5RATXO

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/5X5RATXOQF67WQJLNG5VVERSCZ \
  | 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: edfb104eee817dfb412b69bb5a92321644ffd665bdbcf6f008e9f371acecf2bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1ef878c8203f8f8e66b2e357da957b51c1a76794b924fd9b965b275d2f00dcd6",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-03-11T09:49:30Z",
    "title_canon_sha256": "a9d0a53d0817c350c3c102d9fe5bba868a970c3385425d9bfb8e39a191d96e57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2463",
    "kind": "arxiv",
    "version": 2
  }
}