Pith Number

pith:4ZWMWFW3

pith:2013:4ZWMWFW3GCGWJRFHNXSALHR4CB

not attested not anchored not stored refs pending

Kepler Photometry of Four Radio-Loud AGN in 2010-2012

Ann E. Wehrle, Daniel Silano, Dan Sprague, Mitchell Revalski, Paolo Di Lorenzo, Paul J. Wiita, Stephen C. Unwin

arxiv:1303.1147 v1 · 2013-03-05 · astro-ph.HE · 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{4ZWMWFW3GCGWJRFHNXSALHR4CB}

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	2026-05-18T01:51:16.687833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e66ccb16db308d64c4a76de4059e3c1077fb6f13e26272df600f18a56fc1ee18

Aliases

arxiv: 1303.1147 · arxiv_version: 1303.1147v1 · doi: 10.48550/arxiv.1303.1147 · pith_short_12: 4ZWMWFW3GCGW · pith_short_16: 4ZWMWFW3GCGWJRFH · pith_short_8: 4ZWMWFW3

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/4ZWMWFW3GCGWJRFHNXSALHR4CB \
  | 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: e66ccb16db308d64c4a76de4059e3c1077fb6f13e26272df600f18a56fc1ee18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "69d468490683c3799276d42c4add5c6041aab128c7313f74f487d2ae69ad8985",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-03-05T19:40:25Z",
    "title_canon_sha256": "bb3c416a4ca7385afa5dd765d27c10aafd52dbd312a675974dac54b083c24860"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1147",
    "kind": "arxiv",
    "version": 1
  }
}