Pith Number

pith:MF3M35AA

pith:2014:MF3M35AAYXZW7JU3DHOT4CUM6W

not attested not anchored not stored refs pending

RingFinder: automated detection of galaxy-scale gravitational lenses in ground-based multi-filter imaging data

Alessandro Sonnenfeld, Philip J. Marshall, Raphael Gavazzi, Tommaso Treu

arxiv:1403.1041 v1 · 2014-03-05 · 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{MF3M35AAYXZW7JU3DHOT4CUM6W}

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	2026-05-18T01:44:19.774173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6176cdf400c5f36fa69b19dd3e0a8cf59631ae7a4b05838e8de1031afd28a817

Aliases

arxiv: 1403.1041 · arxiv_version: 1403.1041v1 · doi: 10.48550/arxiv.1403.1041 · pith_short_12: MF3M35AAYXZW · pith_short_16: MF3M35AAYXZW7JU3 · pith_short_8: MF3M35AA

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/MF3M35AAYXZW7JU3DHOT4CUM6W \
  | 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: 6176cdf400c5f36fa69b19dd3e0a8cf59631ae7a4b05838e8de1031afd28a817

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e092fcc2e43a7262a9e5de902af95480155b84910f55c9801e9d914449ebbce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2014-03-05T08:38:42Z",
    "title_canon_sha256": "1ce4294d3d79499628fd0f0dc22e27e4ecb82ffa590eb8dea9a688822c0afa60"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.1041",
    "kind": "arxiv",
    "version": 1
  }
}