Pith Number

pith:H5EPGZSC

pith:2022:H5EPGZSCCRH6EG3YI7OZHTME3L

not attested not anchored not stored refs pending

Accurate effective fluid approximation for ultralight axions

Samuel Passaglia, Wayne Hu

arxiv:2201.10238 v2 · 2022-01-25 · astro-ph.CO · gr-qc · 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{H5EPGZSCCRH6EG3YI7OZHTME3L}

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

3 papers in Pith

Lyman-$\alpha$ forest constraints on pure and mixed fuzzy dark matter

Growth of Structure in Multi-species Wave Dark Matter

Ultra-light axion constraints from Planck and ACT: the role of nonlinear modelling

Receipt and verification

First computed	2026-07-05T04:34:27.871745Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f48f36642144fe21b7847dd93cd84daced80fa64271c77d76eff90cb74ee039

Aliases

arxiv: 2201.10238 · arxiv_version: 2201.10238v2 · doi: 10.48550/arxiv.2201.10238 · pith_short_12: H5EPGZSCCRH6 · pith_short_16: H5EPGZSCCRH6EG3Y · pith_short_8: H5EPGZSC

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/H5EPGZSCCRH6EG3YI7OZHTME3L \
  | 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: 3f48f36642144fe21b7847dd93cd84daced80fa64271c77d76eff90cb74ee039

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d72f1e564d1363d3e047f860c5361bf04e941f8c5598e6edc89dd371cbb2d058",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-01-25T11:14:29Z",
    "title_canon_sha256": "4cd6b8194c462dc17632c529f5a8a3a0547786ba8718b5ab5813f8c3557640d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.10238",
    "kind": "arxiv",
    "version": 2
  }
}