Pith Number

pith:XO3Y6VTC

pith:2015:XO3Y6VTC4SDJE5RESYBVOE4PN5

not attested not anchored not stored refs pending

The SWIFT AGN and Cluster Survey I: Number Counts of AGN and Galaxy Clusters

Christopher S. Kochanek (2), Jenna M. Nugent (1), Joel N. Bregman (3) ((1) University of Oklahoma (2) Ohio State University (3) University of Michigan), Rhiannon D. Griffin (1), Xinyu Dai (1)

arxiv:1503.03489 v1 · 2015-03-11 · astro-ph.CO · 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{XO3Y6VTC4SDJE5RESYBVOE4PN5}

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	2026-05-18T02:03:33.906777Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbb78f5662e486927624960357138f6f7d73f0d80ff083e2be4ca95a372c50d2

Aliases

arxiv: 1503.03489 · arxiv_version: 1503.03489v1 · doi: 10.48550/arxiv.1503.03489 · pith_short_12: XO3Y6VTC4SDJ · pith_short_16: XO3Y6VTC4SDJE5RE · pith_short_8: XO3Y6VTC

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/XO3Y6VTC4SDJE5RESYBVOE4PN5 \
  | 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: bbb78f5662e486927624960357138f6f7d73f0d80ff083e2be4ca95a372c50d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ab5f6692a95cdcc7be2adef89b0b1dd342e4b88658ed5b1cdca9295cde41974",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-03-11T20:05:01Z",
    "title_canon_sha256": "4280ddcfa68c03aebd594974b4935f4fb26aa591072f0b8e4c297a4abbfaee80"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.03489",
    "kind": "arxiv",
    "version": 1
  }
}