Pith Number

pith:KH4GUIHZ

pith:2007:KH4GUIHZ22D4W6ONR2EBL6XTFM

not attested not anchored not stored refs pending

Radiative transitions of the helium atom in highly magnetized neutron star atmospheres

Alexander Y. Potekhin (Ioffe Inst., Dong Lai (Cornell), St. Petersburg), Zach Medin

arxiv:0704.1598 v2 · 2007-04-12 · astro-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{KH4GUIHZ22D4W6ONR2EBL6XTFM}

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	2026-05-18T04:09:24.170739Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51f86a20f9d687cb79cd8e8815faf32b2d342f9be7d40ca432add7f0431cb17c

Aliases

arxiv: 0704.1598 · arxiv_version: 0704.1598v2 · doi: 10.48550/arxiv.0704.1598 · pith_short_12: KH4GUIHZ22D4 · pith_short_16: KH4GUIHZ22D4W6ON · pith_short_8: KH4GUIHZ

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/KH4GUIHZ22D4W6ONR2EBL6XTFM \
  | 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: 51f86a20f9d687cb79cd8e8815faf32b2d342f9be7d40ca432add7f0431cb17c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c6e7f87256aa1fbe1092a194447a8d715f2d95b16ff7aaa4815459ff5e900a1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-04-12T15:36:48Z",
    "title_canon_sha256": "5a7a16f9c9de3d585c0e890714f700ef922509f695a2f9a080ba0e7ca9b9e62e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.1598",
    "kind": "arxiv",
    "version": 2
  }
}