Pith Number

pith:CE2VZLOO

pith:2009:CE2VZLOOJ4DI4ABJM3LB3PT2B4

not attested not anchored not stored refs pending

Concentrating the Dark Matter in Galaxy Clusters through Tidal Stripping of Baryonically-Compressed Galactic Halos

Abraham Loeb (Harvard University), Rennan Barkana (Tel Aviv University)

arxiv:0907.1102 v1 · 2009-07-06 · 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{CE2VZLOOJ4DI4ABJM3LB3PT2B4}

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	2026-05-18T02:13:04.895084Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11355cadce4f068e002966d61dbe7a0f00a230cee4fd443554ad729bf4ecda40

Aliases

arxiv: 0907.1102 · arxiv_version: 0907.1102v1 · doi: 10.48550/arxiv.0907.1102 · pith_short_12: CE2VZLOOJ4DI · pith_short_16: CE2VZLOOJ4DI4ABJ · pith_short_8: CE2VZLOO

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/CE2VZLOOJ4DI4ABJM3LB3PT2B4 \
  | 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: 11355cadce4f068e002966d61dbe7a0f00a230cee4fd443554ad729bf4ecda40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "468ee65eac27d50512e8ba4678d5d67b1f7958e0d88df368b4173cfe2fbee65c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-07-06T20:53:37Z",
    "title_canon_sha256": "680609b6e187aafe1cad8bb89fdc995750c2c78fea58190645904825664516b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.1102",
    "kind": "arxiv",
    "version": 1
  }
}