Pith Number

pith:MFCDHWX7

pith:2021:MFCDHWX7T3MU5JV7FORIH2WTR5

not attested not anchored not stored refs pending

Two-component millicharged dark matter and the EDGES 21cm signal

Qiaodan Li, Zuowei Liu

arxiv:2110.14996 v1 · 2021-10-28 · hep-ph · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MFCDHWX7T3MU5JV7FORIH2WTR5}

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	2026-07-05T05:14:09.274816Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

614433daff9ed94ea6bf2ba283ead38f4a5c7aad83c490db8d0bbbd4569975e4

Aliases

arxiv: 2110.14996 · arxiv_version: 2110.14996v1 · doi: 10.48550/arxiv.2110.14996 · pith_short_12: MFCDHWX7T3MU · pith_short_16: MFCDHWX7T3MU5JV7 · pith_short_8: MFCDHWX7

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/MFCDHWX7T3MU5JV7FORIH2WTR5 \
  | 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: 614433daff9ed94ea6bf2ba283ead38f4a5c7aad83c490db8d0bbbd4569975e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "54fa446d7ae1b4ac6498a312a0514286ef2e73849dc011af69727e49d5744896",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2021-10-28T10:12:10Z",
    "title_canon_sha256": "fff0059926e72f5396a1b1150dccf0e6d5ecac37edf3c62088873a73f8f6eedb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.14996",
    "kind": "arxiv",
    "version": 1
  }
}