Pith Number

pith:WAFY4IOB

pith:2022:WAFY4IOBKNAT4BN7ASTM5WDPAY

not attested not anchored not stored refs pending

Probing dark matter interactions with 21cm observations

Celine Boehm, Markus R. Mosbech, Yvonne Y. Y. Wong

arxiv:2207.03107 v2 · 2022-07-07 · astro-ph.CO · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WAFY4IOBKNAT4BN7ASTM5WDPAY}

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	2026-07-05T05:53:32.537062Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b00b8e21c153413e05bf04a6ced86f06389fbc07e1f2b42ed7af12bb10235fd8

Aliases

arxiv: 2207.03107 · arxiv_version: 2207.03107v2 · doi: 10.48550/arxiv.2207.03107 · pith_short_12: WAFY4IOBKNAT · pith_short_16: WAFY4IOBKNAT4BN7 · pith_short_8: WAFY4IOB

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/WAFY4IOBKNAT4BN7ASTM5WDPAY \
  | 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: b00b8e21c153413e05bf04a6ced86f06389fbc07e1f2b42ed7af12bb10235fd8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f3e009b7a9543014b27ba26b623278fa7a68a3e780c5ba81445ccd1f1bc1845",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-07-07T06:26:56Z",
    "title_canon_sha256": "3a84d385b3ca34d1412f69b2a645d744b884a04615593e83921da43492100552"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.03107",
    "kind": "arxiv",
    "version": 2
  }
}