Pith Number

pith:PFKCQCDD

pith:2016:PFKCQCDDMMS4ZCPVI6WRIC4TEM

not attested not anchored not stored refs pending

Sound speed and oscillation frequencies for solar models evolved with Los Alamos ATOMIC opacities

C.J. Fontes, E. Farag, Joyce A. Guzik, K. Mussack, P. Walczak, S.R. Wood

arxiv:1605.04452 v1 · 2016-05-14 · 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{PFKCQCDDMMS4ZCPVI6WRIC4TEM}

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	2026-05-18T01:14:47.149034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79542808636325cc89f547ad140b93231bbf5d334502b75a015044c7aa090adf

Aliases

arxiv: 1605.04452 · arxiv_version: 1605.04452v1 · doi: 10.48550/arxiv.1605.04452 · pith_short_12: PFKCQCDDMMS4 · pith_short_16: PFKCQCDDMMS4ZCPV · pith_short_8: PFKCQCDD

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/PFKCQCDDMMS4ZCPVI6WRIC4TEM \
  | 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: 79542808636325cc89f547ad140b93231bbf5d334502b75a015044c7aa090adf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d09df92b7f35dd6e577fd55d929cf3785a92d99988ae2440dbdfc36166c504b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-05-14T18:46:42Z",
    "title_canon_sha256": "3926d28d881d22071b2d6bc3965b905931617bb2e8d3d0fb1fda98d9fa0a8fdc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.04452",
    "kind": "arxiv",
    "version": 1
  }
}