Pith Number

pith:IPDPY6HZ

pith:2008:IPDPY6HZUWWO24JILKCEZFPCCY

not attested not anchored not stored refs pending

A New Window of Exploration in the Mass Spectrum: Strong Lensing by Galaxy Groups in the SL2S

A. More, B. Fort, C. Faure, D. Crampton, D. Valls-Gabaud, E. Jullo, G. Foex, G. Soucail, H. Tu, J.-F. Sygnet, J.-P. Kneib, J. Richard, J. Willis, K. Thanjavur, M. Limousin, M. Swinbank, P. Marshall, R. Cabanac, R. Gavazzi, R. Pello, S. Suyu, T. Verdugo, V. Motta, Y. Mellier

arxiv:0812.1033 v3 · 2008-12-04 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPDPY6HZUWWO24JILKCEZFPCCY}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:15:11.760195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43c6fc78f9a5aced71285a844c95e2160fd839f7f7bee4798681f2e6944dc663

Aliases

arxiv: 0812.1033 · arxiv_version: 0812.1033v3 · doi: 10.48550/arxiv.0812.1033 · pith_short_12: IPDPY6HZUWWO · pith_short_16: IPDPY6HZUWWO24JI · pith_short_8: IPDPY6HZ

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/IPDPY6HZUWWO24JILKCEZFPCCY \
  | 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: 43c6fc78f9a5aced71285a844c95e2160fd839f7f7bee4798681f2e6944dc663

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a6200559178bcd4e6de122dab48e26c7b921092450fe7a6d211b9970670b036",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-04T21:53:13Z",
    "title_canon_sha256": "c6491f318f17bab38e7b03bf386f87607b0085e7dd9b112f6642b18f49aa234e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.1033",
    "kind": "arxiv",
    "version": 3
  }
}