Pith Number

pith:KM7CXLQL

pith:2009:KM7CXLQLZ4SLVHHAS7YV63JB6M

not attested not anchored not stored refs pending

Cosmological Simulations of Massive Compact High-z Galaxies

2), (2) Excellence Cluster Universe, Jesper Sommer-Larsen (1, Sune Toft (1) ((1) Dark Cosmology Centre, Tum)

arxiv:0909.0943 v1 · 2009-09-04 · 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{KM7CXLQLZ4SLVHHAS7YV63JB6M}

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	2026-05-18T02:34:31.044959Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

533e2bae0bcf24ba9ce097f15f6d21f322b5bcc2d558ec9eee272f6ef6881cd5

Aliases

arxiv: 0909.0943 · arxiv_version: 0909.0943v1 · doi: 10.48550/arxiv.0909.0943 · pith_short_12: KM7CXLQLZ4SL · pith_short_16: KM7CXLQLZ4SLVHHA · pith_short_8: KM7CXLQL

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/KM7CXLQLZ4SLVHHAS7YV63JB6M \
  | 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: 533e2bae0bcf24ba9ce097f15f6d21f322b5bcc2d558ec9eee272f6ef6881cd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7eccf8dee4db7806865f0a6001de8df84df53e9befbed8c009873137e3e639f7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-09-04T20:00:23Z",
    "title_canon_sha256": "95fc1b68fe15f0c67dc99c90603f613bc96ec3de480cf3d83539a4fb29a557bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0943",
    "kind": "arxiv",
    "version": 1
  }
}