Pith Number

pith:6UFSFH62

pith:2015:6UFSFH62C3GBVZ24S2LDMKTZS6

not attested not anchored not stored refs pending

The Swift AGN and Cluster Survey. II. Cluster Confirmation with SDSS Data

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

arxiv:1505.03861 v2 · 2015-05-14 · 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{6UFSFH62C3GBVZ24S2LDMKTZS6}

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	2026-05-18T01:22:01.565346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f50b229fda16cc1ae75c9696362a7997928e6b7617c8fba8a887177afcc53978

Aliases

arxiv: 1505.03861 · arxiv_version: 1505.03861v2 · doi: 10.48550/arxiv.1505.03861 · pith_short_12: 6UFSFH62C3GB · pith_short_16: 6UFSFH62C3GBVZ24 · pith_short_8: 6UFSFH62

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/6UFSFH62C3GBVZ24S2LDMKTZS6 \
  | 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: f50b229fda16cc1ae75c9696362a7997928e6b7617c8fba8a887177afcc53978

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31b995c6684a36eb88dc9c1988573cab623e5a90f511142a8d875b0136e2f04f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-05-14T20:00:29Z",
    "title_canon_sha256": "7b87d8c7f27d91bea66cd13d67ae07c82283f840e9ee8af6df5042ae625700e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.03861",
    "kind": "arxiv",
    "version": 2
  }
}