Pith Number

pith:7NB3JL4A

pith:2017:7NB3JL4AHA4PQ43GCNPCQOMHXP

not attested not anchored not stored refs pending

Constrain the Dark Matter Electron Cross Section from Pulsating White Dwarfs

Hui-Fang Xue, Jia-Shu Niu, Weikai Zong

arxiv:1703.10104 v1 · 2017-03-29 · astro-ph.HE · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7NB3JL4AHA4PQ43GCNPCQOMHXP}

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	2026-05-18T00:47:38.642601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb43b4af803838f87366135e283987bbedbeff98a770fef7836bbe5564adc373

Aliases

arxiv: 1703.10104 · arxiv_version: 1703.10104v1 · doi: 10.48550/arxiv.1703.10104 · pith_short_12: 7NB3JL4AHA4P · pith_short_16: 7NB3JL4AHA4PQ43G · pith_short_8: 7NB3JL4A

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/7NB3JL4AHA4PQ43GCNPCQOMHXP \
  | 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: fb43b4af803838f87366135e283987bbedbeff98a770fef7836bbe5564adc373

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7fd502b13a7c76f566d2918e8090ea6f514415ab5bcf33c35bc5368106f28d4",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-03-29T15:46:20Z",
    "title_canon_sha256": "fcb345545d48ef8488b24921882f6115ddc3efec1110525674593da6d85c371f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.10104",
    "kind": "arxiv",
    "version": 1
  }
}