Pith Number

pith:FSY43EQS

pith:2009:FSY43EQSCRLXF34N6KINNWEGLN

not attested not anchored not stored refs pending

The Sloan Lens ACS Survey. IX. Colors, Lensing and Stellar Masses of Early-type Galaxies

A. S. Bolton, K. Bundy, L. A. Moustakas, L. V. E. Koopmans, M. W. Auger, P. J. Marshall, R. Gavazzi, T. Treu

arxiv:0911.2471 v1 · 2009-11-12 · 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{FSY43EQSCRLXF34N6KINNWEGLN}

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	2026-05-18T02:34:11.036190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cb1cd9212145772ef8df290d6d8865b7597375d57f5eaaf161d6a5bda215fb4

Aliases

arxiv: 0911.2471 · arxiv_version: 0911.2471v1 · doi: 10.48550/arxiv.0911.2471 · pith_short_12: FSY43EQSCRLX · pith_short_16: FSY43EQSCRLXF34N · pith_short_8: FSY43EQS

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/FSY43EQSCRLXF34N6KINNWEGLN \
  | 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: 2cb1cd9212145772ef8df290d6d8865b7597375d57f5eaaf161d6a5bda215fb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1475ee09337fee77e2bad7f6b4c422d3b329304fb6878576f3f7b8887d7f9851",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-12T21:01:12Z",
    "title_canon_sha256": "8c506c0022425562e21e51cd07111b99c4615bbe8de15e750aa6ff6f1df0845a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2471",
    "kind": "arxiv",
    "version": 1
  }
}