Pith. sign in
Pith Number

pith:6ATTNTW7

pith:2021:6ATTNTW7UZC4DZJX6NVL2ZQPYC
not attested not anchored not stored refs pending

Axion Dark Matter: What is it and Why Now?

David J. E. Marsh, Francesca Chadha-Day, John Ellis

arxiv:2105.01406 v2 · 2021-05-04 · hep-ph · astro-ph.HE · hep-ex

Add to your LaTeX paper
\usepackage{pith}
\pithnumber{6ATTNTW7UZC4DZJX6NVL2ZQPYC}

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.

Cited by

11 papers in Pith

Receipt and verification
First computed 2026-07-05T05:06:50.875724Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

f02736cedfa645c1e537f36abd660fc0816ed7ad58a3bc15263590a2fa815295

Aliases

arxiv: 2105.01406 · arxiv_version: 2105.01406v2 · doi: 10.48550/arxiv.2105.01406 · pith_short_12: 6ATTNTW7UZC4 · pith_short_16: 6ATTNTW7UZC4DZJX · pith_short_8: 6ATTNTW7
Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/6ATTNTW7UZC4DZJX6NVL2ZQPYC \
  | 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: f02736cedfa645c1e537f36abd660fc0816ed7ad58a3bc15263590a2fa815295
Canonical record JSON
{
  "metadata": {
    "abstract_canon_sha256": "72b90831deb50eb560398dcc32bf61c31cebb23a07996b50447ca9147313c7c6",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ex"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2021-05-04T10:40:53Z",
    "title_canon_sha256": "0fb33054ff54f53557237b76ce9d83d2f4e898ead1e71051460e09b5c291eccc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.01406",
    "kind": "arxiv",
    "version": 2
  }
}