Pith Number

pith:FECJW7H7

pith:2009:FECJW7H7TAIAXH35MTX4OB7CWS

not attested not anchored not stored refs pending

The mass distribution of a moderate redshift galaxy group and brightest group galaxy from gravitational lensing and kinematics

A. More, C. D. Fassnacht, D. D. Kocevski, J. P. McKean, L. V. E. Koopmans, M. W. Auger, O. Czoske, S. Vegetti, T. Treu

arxiv:0910.1133 v2 · 2009-10-06 · 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{FECJW7H7TAIAXH35MTX4OB7CWS}

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	2026-05-18T02:11:26.028048Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

29049b7cff98100b9f7d64efc707e2b48c09ad34b96459221f91673acde9226a

Aliases

arxiv: 0910.1133 · arxiv_version: 0910.1133v2 · doi: 10.48550/arxiv.0910.1133 · pith_short_12: FECJW7H7TAIA · pith_short_16: FECJW7H7TAIAXH35 · pith_short_8: FECJW7H7

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/FECJW7H7TAIAXH35MTX4OB7CWS \
  | 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: 29049b7cff98100b9f7d64efc707e2b48c09ad34b96459221f91673acde9226a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b46ed3be817c599f188cd5d18a0c05775d2bb8f02ceca63eb4f1a4825d21264d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-10-06T23:29:38Z",
    "title_canon_sha256": "c5ba3e595fcbcdca27ef3751ecb0882a05b4fb31edf610ad62c4e0cab2084f2b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1133",
    "kind": "arxiv",
    "version": 2
  }
}