Pith Number

pith:52F6D2SO

pith:2015:52F6D2SOZM5LX67POYLA5GAOJ7

not attested not anchored not stored refs pending

Hidden AGNs in Early-Type Galaxies

A. Paggi, D.-W. Kim, F. Civano, G. Fabbiano, M. Elvis, S. Pellegrini

arxiv:1507.03170 v2 · 2015-07-11 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{52F6D2SOZM5LX67POYLA5GAOJ7}

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	2026-05-18T00:48:20.653711Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee8be1ea4ecb3abbfbef76160e980e4fd658d2b5290b793cc0218f0766faf1ae

Aliases

arxiv: 1507.03170 · arxiv_version: 1507.03170v2 · doi: 10.48550/arxiv.1507.03170 · pith_short_12: 52F6D2SOZM5L · pith_short_16: 52F6D2SOZM5LX67P · pith_short_8: 52F6D2SO

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/52F6D2SOZM5LX67POYLA5GAOJ7 \
  | 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: ee8be1ea4ecb3abbfbef76160e980e4fd658d2b5290b793cc0218f0766faf1ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "caa4798525aebcfbf05607357cc129d5ea352469cd52134430bc5bb318f1902c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-07-11T23:30:36Z",
    "title_canon_sha256": "5d961a13cd103250463a705e3ee68d16419bf66faaf9d6d21733eed462dd8d21"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.03170",
    "kind": "arxiv",
    "version": 2
  }
}