Pith Number

pith:BPFR5ZM7

pith:2015:BPFR5ZM7VMN3W6LUR37WI7SD7O

not attested not anchored not stored refs pending

Heavy concerns about the light axino explanation of the 3.5 keV X-ray line

Florian Staub, Herbi K. Dreiner, Lorenzo Ubaldi, Stefano Colucci

arxiv:1507.06200 v2 · 2015-07-22 · hep-ph · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BPFR5ZM7VMN3W6LUR37WI7SD7O}

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	2026-05-18T01:33:26.325862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0bcb1ee59fab1bbb79748eff647e43fb84be6eb4521d1bdcae3930d58fdfbcdf

Aliases

arxiv: 1507.06200 · arxiv_version: 1507.06200v2 · doi: 10.48550/arxiv.1507.06200 · pith_short_12: BPFR5ZM7VMN3 · pith_short_16: BPFR5ZM7VMN3W6LU · pith_short_8: BPFR5ZM7

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/BPFR5ZM7VMN3W6LUR37WI7SD7O \
  | 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: 0bcb1ee59fab1bbb79748eff647e43fb84be6eb4521d1bdcae3930d58fdfbcdf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e304b9a953b5a40663bbb1e4e1253a2f0b47b005f4e7099120dffa9b709d5e9f",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2015-07-22T14:15:44Z",
    "title_canon_sha256": "e55933237d6c9037c493d28203e7340938a8505491a0f9926a241c5614156635"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.06200",
    "kind": "arxiv",
    "version": 2
  }
}