Pith Number

pith:ZCMESAA7

pith:1997:ZCMESAA7JNKGKSYP2W6XFI2KZF

not attested not anchored not stored refs pending

Type I Superconductivity in Neutron Stars

(2) CRSR Cornell University, (3) Lebedev Physical Institute), A. Sedrakian (2), D. M. Sedrakian (1), G. F. Zharkov (3) ((1) Yerevan State University

arxiv:astro-ph/9710280 v1 · 1997-10-24 · 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{ZCMESAA7JNKGKSYP2W6XFI2KZF}

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	2026-05-18T01:40:16.584198Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c89849001f4b54654b0fd5bd72a34ac94fd1027560c77836548f12766416f9b7

Aliases

arxiv: astro-ph/9710280 · arxiv_version: astro-ph/9710280v1 · doi: 10.48550/arxiv.astro-ph/9710280 · pith_short_12: ZCMESAA7JNKG · pith_short_16: ZCMESAA7JNKGKSYP · pith_short_8: ZCMESAA7

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/ZCMESAA7JNKGKSYP2W6XFI2KZF \
  | 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: c89849001f4b54654b0fd5bd72a34ac94fd1027560c77836548f12766416f9b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a36268149ddf7d8d12a8473aa87514d6667c5b203a23f0daa7f6e17eaf1546f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1997-10-24T15:30:26Z",
    "title_canon_sha256": "3be225b0ecba4c2ea1ac50b5c6f8ab358f6e1c88ae5ae0e917b0abb640110072"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9710280",
    "kind": "arxiv",
    "version": 1
  }
}