Pith Number

pith:X7A625LR

pith:2026:X7A625LR5RLI5BRPMTUQGIKOL4

not attested not anchored not stored refs pending

Dark Photon - ALP Freeze-in: 511 keV and H$\alpha$ Constraints

Ashok Goyal, Nandini Das, Simran Arora, Sukanta Dutta

arxiv:2607.29131 v1 · 2026-07-31 · 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{X7A625LR5RLI5BRPMTUQGIKOL4}

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	2026-08-03T01:19:45.598764Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfc1ed7571ec568e862f64e903214e5f2212abcadda890c23c2d180e7c40a783

Aliases

arxiv: 2607.29131 · arxiv_version: 2607.29131v1 · doi: 10.48550/arxiv.2607.29131 · pith_short_12: X7A625LR5RLI · pith_short_16: X7A625LR5RLI5BRP · pith_short_8: X7A625LR

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/X7A625LR5RLI5BRPMTUQGIKOL4 \
  | 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: bfc1ed7571ec568e862f64e903214e5f2212abcadda890c23c2d180e7c40a783

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c92ef4aa7c509568a206207ee88cc96876237c43daa2819da798ef883f365c2f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2026-07-31T08:01:18Z",
    "title_canon_sha256": "b57d3d797bcb08b70d4eb4d3fb98e1f11ac1a649cf8726bb5df2904f617dd371"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29131",
    "kind": "arxiv",
    "version": 1
  }
}