Pith Number

pith:N4JL3TZN

pith:2021:N4JL3TZNGOX2HGHAVVL3L7HTP7

not attested not anchored not stored refs pending

A Search for the 3.5 keV Line from the Milky Way's Dark Matter Halo with HaloSat

A. Zajczyk, D.M. LaRocca, E.M. Silich, J. Richardson, K. Jahoda, L. Angelini, P. Kaaret, R. Ringuette

arxiv:2105.12252 v1 · 2021-05-25 · 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{N4JL3TZNGOX2HGHAVVL3L7HTP7}

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	2026-07-05T03:14:18.321584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6f12bdcf2d33afa398e0ad57b5fcf37fc5191e997c9a31ed41e2bc3da4b4a1da

Aliases

arxiv: 2105.12252 · arxiv_version: 2105.12252v1 · doi: 10.48550/arxiv.2105.12252 · pith_short_12: N4JL3TZNGOX2 · pith_short_16: N4JL3TZNGOX2HGHA · pith_short_8: N4JL3TZN

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/N4JL3TZNGOX2HGHAVVL3L7HTP7 \
  | 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: 6f12bdcf2d33afa398e0ad57b5fcf37fc5191e997c9a31ed41e2bc3da4b4a1da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "876e6bbe7ae423add3bf7edff591307d0afd3862f4aab4ee346a7e9ed5569572",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-05-25T22:51:49Z",
    "title_canon_sha256": "0b6ed37effd071b9dbf8a8d4956857266c55efd1e7643632d70c7a2937654768"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.12252",
    "kind": "arxiv",
    "version": 1
  }
}