Pith Number

pith:EM7DH3H4

pith:2015:EM7DH3H4GMYLQQ7FVJGZ7SUFXP

not attested not anchored not stored refs pending

Improved limits on sterile neutrino dark matter from full-sky observations by the Fermi-GBM

Jennifer M. Gaskins, Kenny C. Y. Ng, Miles Smith, Robert Preece, Shunsaku Horiuchi

arxiv:1502.03399 v1 · 2015-02-11 · 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{EM7DH3H4GMYLQQ7FVJGZ7SUFXP}

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	2026-05-18T02:27:19.503501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

233e33ecfc3330b843e5aa4d9fca85bbc53336fc1cd74ddc091651642c501811

Aliases

arxiv: 1502.03399 · arxiv_version: 1502.03399v1 · doi: 10.48550/arxiv.1502.03399 · pith_short_12: EM7DH3H4GMYL · pith_short_16: EM7DH3H4GMYLQQ7F · pith_short_8: EM7DH3H4

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/EM7DH3H4GMYLQQ7FVJGZ7SUFXP \
  | 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: 233e33ecfc3330b843e5aa4d9fca85bbc53336fc1cd74ddc091651642c501811

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f43a02115017a69443ba3fdf1e7cd178c57d1da3640c2cca77411f9ae790703f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-02-11T18:29:11Z",
    "title_canon_sha256": "8b8f43b2dfece65a6efc57f485275fcd7f42796abd42bdfbcbdf20151652a4ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.03399",
    "kind": "arxiv",
    "version": 1
  }
}