Pith Number

pith:K6A3DXQF

pith:2007:K6A3DXQFGXRHOQ5W25ASZQEIHP

not attested not anchored not stored refs pending

Radial density profiles of time-delay lensing galaxies

A. V. Maccio, J. I. Read, P. Saha

arxiv:0704.3267 v2 · 2007-04-24 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K6A3DXQFGXRHOQ5W25ASZQEIHP}

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	2026-07-04T17:03:23.356719Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5781b1de0535e27743b6d7412cc0883bdd6c0d4105ad23c6163cf9f3a4c775f1

Aliases

arxiv: 0704.3267 · arxiv_version: 0704.3267v2 · doi: 10.48550/arxiv.0704.3267 · pith_short_12: K6A3DXQFGXRH · pith_short_16: K6A3DXQFGXRHOQ5W · pith_short_8: K6A3DXQF

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/K6A3DXQFGXRHOQ5W25ASZQEIHP \
  | 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: 5781b1de0535e27743b6d7412cc0883bdd6c0d4105ad23c6163cf9f3a4c775f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5591609b22459cf585901a893ca03bb18bf360c88f6e4c9d9b4da9bbe1e4a32",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-04-24T20:12:37Z",
    "title_canon_sha256": "52ab0be214ddcd7270c40344af998762d19accde46caf5b5e059a9420cbc6dcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.3267",
    "kind": "arxiv",
    "version": 2
  }
}