Pith Number

pith:HRSKSFYT

pith:2010:HRSKSFYTZVVN6K72G4JCZ6LZJS

not attested not anchored not stored refs pending

The dark matter halo shape of edge-on disk galaxies - II. Modelling the HI observations: methods

J.C. O'Brien, K.C. Freeman, P.C. van der Kruit

arxiv:1003.3108 v1 · 2010-03-16 · 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{HRSKSFYTZVVN6K72G4JCZ6LZJS}

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	2026-05-18T02:08:33.397105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c64a91713cd6adf2bfa37122cf9794c817762d4811a652959d8ff632f734951

Aliases

arxiv: 1003.3108 · arxiv_version: 1003.3108v1 · doi: 10.48550/arxiv.1003.3108 · pith_short_12: HRSKSFYTZVVN · pith_short_16: HRSKSFYTZVVN6K72 · pith_short_8: HRSKSFYT

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/HRSKSFYTZVVN6K72G4JCZ6LZJS \
  | 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: 3c64a91713cd6adf2bfa37122cf9794c817762d4811a652959d8ff632f734951

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8a17410ccb381eb5dd1f11915609d316949d7090c78acbc6bebb6ba320c8f07",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-03-16T09:31:35Z",
    "title_canon_sha256": "e459972a65406c87dee65b43f2c25f99431e90a6c3df26f0dfc67acf64f3684c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.3108",
    "kind": "arxiv",
    "version": 1
  }
}