Pith Number

pith:BI6ZZESQ

pith:2012:BI6ZZESQ7YJLC2MX6XM4IG7BNM

not attested not anchored not stored refs pending

A Spectral Approach to the Relativistic Inverse Stellar Structure Problem

Lee Lindblom, Nathaniel M. Indik

arxiv:1207.3744 v2 · 2012-07-16 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BI6ZZESQ7YJLC2MX6XM4IG7BNM}

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	2026-05-18T01:56:17.926608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a3d9c9250fe12b16997f5d9c41be16b19c9dd88289595912745c643fb6cc405

Aliases

arxiv: 1207.3744 · arxiv_version: 1207.3744v2 · doi: 10.48550/arxiv.1207.3744 · pith_short_12: BI6ZZESQ7YJL · pith_short_16: BI6ZZESQ7YJLC2MX · pith_short_8: BI6ZZESQ

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/BI6ZZESQ7YJLC2MX6XM4IG7BNM \
  | 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: 0a3d9c9250fe12b16997f5d9c41be16b19c9dd88289595912745c643fb6cc405

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "551d024c3e0983f35f1d879bdabf1bfbe059be41f994d89e15c7cdea0ebddd57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2012-07-16T17:59:53Z",
    "title_canon_sha256": "7e69eb32b514d30b81c2d449b2ac7595d2b35daeb640e974a5b6ac26d54f40c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.3744",
    "kind": "arxiv",
    "version": 2
  }
}