Pith Number

pith:KLL2DDTN

pith:2026:KLL2DDTNYVXKO6GEQEUW66AQHU

not attested not anchored not stored refs pending

Background-Induced Forces from Quadratically Coupled Ultralight Dark Matter

Hailin Xu, Thomas Bouley, Tien-Tien Yu, Xucheng Gan

arxiv:2606.28481 v1 · 2026-06-26 · 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{KLL2DDTNYVXKO6GEQEUW66AQHU}

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	2026-06-30T00:15:15.496424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52d7a18e6dc56ea778c481296f78103d19c5bfee7c1019b491fa42c5250aad31

Aliases

arxiv: 2606.28481 · arxiv_version: 2606.28481v1 · doi: 10.48550/arxiv.2606.28481 · pith_short_12: KLL2DDTNYVXK · pith_short_16: KLL2DDTNYVXKO6GE · pith_short_8: KLL2DDTN

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/KLL2DDTNYVXKO6GEQEUW66AQHU \
  | 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: 52d7a18e6dc56ea778c481296f78103d19c5bfee7c1019b491fa42c5250aad31

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11e72708e38e25983d33237d6ec4b4a92359a0a6c21f5dd3366cc5df2994e4c8",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2026-06-26T18:00:00Z",
    "title_canon_sha256": "525e6ea7dd47584e19c7dfccc3210c2d93bc0248c22e558f151e883beba682a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.28481",
    "kind": "arxiv",
    "version": 1
  }
}