Pith Number

pith:P34BJR3Y

pith:2013:P34BJR3YJ4CSKKVNMFWIYW7AFQ

not attested not anchored not stored refs pending

Soft X-ray Excess in the Coma Cluster from a Cosmic Axion Background

Andrew Powell, Joseph P. Conlon, Lukas T. Witkowski, M.C. David Marsh, Stephen Angus

arxiv:1312.3947 v1 · 2013-12-13 · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P34BJR3YJ4CSKKVNMFWIYW7AFQ}

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	2026-05-18T01:45:50.596288Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7ef814c7784f05252aad616c8c5be02c092c7f1b6fc9f9bbf8373bda1c1416b5

Aliases

arxiv: 1312.3947 · arxiv_version: 1312.3947v1 · doi: 10.48550/arxiv.1312.3947 · pith_short_12: P34BJR3YJ4CS · pith_short_16: P34BJR3YJ4CSKKVN · pith_short_8: P34BJR3Y

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/P34BJR3YJ4CSKKVNMFWIYW7AFQ \
  | 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: 7ef814c7784f05252aad616c8c5be02c092c7f1b6fc9f9bbf8373bda1c1416b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34858314978e56fb46532b8a6c9351b2b4b25c634bb49615ff0131658122aa05",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-12-13T21:00:03Z",
    "title_canon_sha256": "8fa105bed7e05fa42bebe887737325b5d8b62e45dfaa6b646a75fa075d4ee27a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.3947",
    "kind": "arxiv",
    "version": 1
  }
}