Pith Number

pith:6WS2GARR

pith:2011:6WS2GARRMKBSNKCXTWNB4XMPMQ

not attested not anchored not stored refs pending

The dark halo of the Hydra I galaxy cluster: core, cusp, cosmological? Dynamics of NGC 3311 and its globular cluster system

A.J. Romanowsky, G.K.T. Hau, I. Misgeld, M. Hilker, M. Spolaor, R. Salinas, T. Richtler, Y. Schuberth

arxiv:1103.2053 v1 · 2011-03-10 · 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{6WS2GARRMKBSNKCXTWNB4XMPMQ}

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

Advancing the detection of low surface brightness galaxies. I. ATTILA: multi-tAsking deTecTIon tool for Lsb gAlaxies

Receipt and verification

First computed	2026-05-18T02:02:55.071942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5a5a30231628326a8579d9a1e5d8f6425b1f1a69d9b84f69027e01ddec3062c

Aliases

arxiv: 1103.2053 · arxiv_version: 1103.2053v1 · doi: 10.48550/arxiv.1103.2053 · pith_short_12: 6WS2GARRMKBS · pith_short_16: 6WS2GARRMKBSNKCX · pith_short_8: 6WS2GARR

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/6WS2GARRMKBSNKCXTWNB4XMPMQ \
  | 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: f5a5a30231628326a8579d9a1e5d8f6425b1f1a69d9b84f69027e01ddec3062c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cf9293b94b5bf861a80314812ba6e411eec44cc34478ad9353588198f05b13c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-10T15:05:32Z",
    "title_canon_sha256": "8d96909e35b26d97bead95df4899db3102e20dd7d1fa6aff7bc625125323e595"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.2053",
    "kind": "arxiv",
    "version": 1
  }
}