Pith Number

pith:2B5O5CLT

pith:2010:2B5O5CLT7TL2SBVACQIM6FXKZJ

not attested not anchored not stored refs pending

The Shapes of BCGs and normal Ellipticals in Nearby Clusters

1), (10) Centro de Estudios de Fisica del Cosmos de Aragon, (2) Dept. of Physics, (3) Dip. Astron. Univ. Padova, (4) IAC Spain, 5), (5) IAA Spain, (6) Carnegie Institution of Washington, (7) Swinburne University, (8) Copenhagen University Observatory, 9), (9) Vatican Observatory, A. Cava (4, A. Dressler (6), A. Moretti (1), A. Omizzolo (1, Australia, B. Ascaso (2, B.M. Poggianti (1), CEFCA, D. Bettoni (1), G. Fasano (1), G. Tormen (3), J. Fritz (1), J. Varrela (1) ((1) INAF-OA Padova, M. D'Onofrio (3), M. Moles (5), P. Kjaergaard (8), Spain), T. Valentinuzzi (3), Univ. of California, W.J. Couch (7)

arxiv:1001.2701 v2 · 2010-01-15 · astro-ph.CO

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

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	2026-05-18T02:09:43.787656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d07aee8973fcd7a906a01410cf16eaca54e0a6076e4dadf330486a5a0c3b0258

Aliases

arxiv: 1001.2701 · arxiv_version: 1001.2701v2 · doi: 10.48550/arxiv.1001.2701 · pith_short_12: 2B5O5CLT7TL2 · pith_short_16: 2B5O5CLT7TL2SBVA · pith_short_8: 2B5O5CLT

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/2B5O5CLT7TL2SBVACQIM6FXKZJ \
  | 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: d07aee8973fcd7a906a01410cf16eaca54e0a6076e4dadf330486a5a0c3b0258

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dde5da2c585b04cc4440960392457afb93e6c80fd70b43df74f0d3a2e369ff30",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-01-15T14:35:48Z",
    "title_canon_sha256": "54f8fe15552c86d0ed0cfaaa852232da342b2cbf4424e970b9ebb71c0021ffda"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.2701",
    "kind": "arxiv",
    "version": 2
  }
}