Pith Number

pith:F3UYFK3R

pith:2021:F3UYFK3RSF7NM4F3E2JAKW4AF3

not attested not anchored not stored refs pending

No swan song for Sun-as-a-star helioseismology: performances of the Solar-SONG prototype for individual mode characterisation

F. Grundahl, H. Kjeldsen, J. Christensen-Dalsgaard, M. Fredslund Andersen, P.L. Pall\'e, R.A. Garc\'ia, S. Mathur, S.N. Breton

arxiv:2110.12698 v1 · 2021-10-25 · astro-ph.SR · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F3UYFK3RSF7NM4F3E2JAKW4AF3}

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	2026-07-05T03:53:08.330972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ee982ab71917ed670bb2692055b802ef5a33c7a043dfd7c3e2a83c47383843c

Aliases

arxiv: 2110.12698 · arxiv_version: 2110.12698v1 · doi: 10.48550/arxiv.2110.12698 · pith_short_12: F3UYFK3RSF7N · pith_short_16: F3UYFK3RSF7NM4F3 · pith_short_8: F3UYFK3R

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/F3UYFK3RSF7NM4F3E2JAKW4AF3 \
  | 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: 2ee982ab71917ed670bb2692055b802ef5a33c7a043dfd7c3e2a83c47383843c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a414e0fadf2cf9d61e9d8e44d5efaf530736ba194d17c1da8e5d9091c8fe1d6",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2021-10-25T07:24:56Z",
    "title_canon_sha256": "9cdab02bf48b70746844c2da68c0cd4bddcafaf7eefa42da70d9e76302d4ec1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.12698",
    "kind": "arxiv",
    "version": 1
  }
}