Pith Number

pith:2HFPN53E

pith:2013:2HFPN53ELIMNBVWLNWHJVRWYF7

not attested not anchored not stored refs pending

New insights on the distant AGN population

A. Del Moro, A. Pope, D. M. Alexander, E. Daddi, F. E. Bauer, J. R. Mullaney

arxiv:1306.0047 v1 · 2013-05-31 · 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{2HFPN53ELIMNBVWLNWHJVRWYF7}

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	2026-05-18T03:22:04.791492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1caf6f7645a18d0d6cb6d8e9ac6d82fe14f8cd31e527edb86608a2e0a7a54f3

Aliases

arxiv: 1306.0047 · arxiv_version: 1306.0047v1 · doi: 10.48550/arxiv.1306.0047 · pith_short_12: 2HFPN53ELIMN · pith_short_16: 2HFPN53ELIMNBVWL · pith_short_8: 2HFPN53E

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/2HFPN53ELIMNBVWLNWHJVRWYF7 \
  | 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: d1caf6f7645a18d0d6cb6d8e9ac6d82fe14f8cd31e527edb86608a2e0a7a54f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5414c3b5879fa8882863b1989ea885bc5e46a1276afa0e8c75977a25fc4e372",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-31T23:00:57Z",
    "title_canon_sha256": "5bc35298a9e9568fd9b8f6d09ec48bf9e324dfb208cd76835654a61a832e746a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.0047",
    "kind": "arxiv",
    "version": 1
  }
}