Pith Number

pith:DWPUPUSD

pith:1998:DWPUPUSDBKQC52PPPAUA6HNMHY

not attested not anchored not stored refs pending

Standard Solar Models in the Light of New Helioseismic Constraints: I The Solar Core

(2) Departement Cassini, A. S. Brun (1), CEA, France, France), OCA, P. Morel (2) ((1) Service d'Astrophysique, S. Turck-Chieze (1)

arxiv:astro-ph/9806272 v2 · 1998-06-19 · astro-ph · 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{DWPUPUSDBKQC52PPPAUA6HNMHY}

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	2026-07-04T15:27:10.175614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d9f47d2430aa02ee9ef78280f1dac3e2af3f7285f4322559fe6576f8a4c9d49

Aliases

arxiv: astro-ph/9806272 · arxiv_version: astro-ph/9806272v2 · doi: 10.48550/arxiv.astro-ph/9806272 · pith_short_12: DWPUPUSDBKQC · pith_short_16: DWPUPUSDBKQC52PP · pith_short_8: DWPUPUSD

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/DWPUPUSDBKQC52PPPAUA6HNMHY \
  | 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: 1d9f47d2430aa02ee9ef78280f1dac3e2af3f7285f4322559fe6576f8a4c9d49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a6560c709100570d63b3d2061caf48a0145ca4b3b96879c10bc5d80abb419c7",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-06-19T15:52:47Z",
    "title_canon_sha256": "7e6c4a8b0b27dc86c1878701ee59ff26bcad3ec9a01b449f0a4ab3d30772f88e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9806272",
    "kind": "arxiv",
    "version": 2
  }
}