Pith Number

pith:O2PNWFQI

pith:2011:O2PNWFQIH6OHCC4MLXNBAXBNNZ

not attested not anchored not stored refs pending

Strong Lensing by a Node of the Cosmic Web. The Core of MACS J0717.5+3745 at z=0.55

A. C. Edge, A. M. Swinbank, C.-J. Ma, E. Jullo, G. P. Smith, H. Ebeling, I. Smail, J. P. Kneib, J. Richard, M. Jauzac, M. Limousin, S. Rodionov

arxiv:1109.3301 v2 · 2011-09-15 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O2PNWFQIH6OHCC4MLXNBAXBNNZ}

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	2026-05-18T02:00:32.578977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

769edb16083f9c710b8c5dda105c2d6e4b102f76aaa9a46645a70053d9ff55b4

Aliases

arxiv: 1109.3301 · arxiv_version: 1109.3301v2 · doi: 10.48550/arxiv.1109.3301 · pith_short_12: O2PNWFQIH6OH · pith_short_16: O2PNWFQIH6OHCC4M · pith_short_8: O2PNWFQI

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/O2PNWFQIH6OHCC4MLXNBAXBNNZ \
  | 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: 769edb16083f9c710b8c5dda105c2d6e4b102f76aaa9a46645a70053d9ff55b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d48addfb7256e17c7475eac6c30f93efbb258c292b1fff7185d498bd912ce339",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-09-15T09:43:40Z",
    "title_canon_sha256": "c4e277379fd4e1aff6718ab374f36b05120531828f2e000265ee713453679ca1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3301",
    "kind": "arxiv",
    "version": 2
  }
}