Pith Number

pith:H4VUGZKK

pith:2009:H4VUGZKKEBXCUTFZDDMMJRMRY3

not attested not anchored not stored refs pending

Impact of helium diffusion and helium-flash-induced carbon production on gravity-mode pulsations in subdwarf B stars

Conny Aerts, Gijs Nelemans, Haili Hu, Marc-Antoine Dupret

arxiv:0910.5641 v1 · 2009-10-29 · 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{H4VUGZKKEBXCUTFZDDMMJRMRY3}

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	2026-05-18T02:11:01.737979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f2b43654a206e2a4cb918d8c4c591c6e85446c4c796826a6a1f7ace338f6b18

Aliases

arxiv: 0910.5641 · arxiv_version: 0910.5641v1 · doi: 10.48550/arxiv.0910.5641 · pith_short_12: H4VUGZKKEBXC · pith_short_16: H4VUGZKKEBXCUTFZ · pith_short_8: H4VUGZKK

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/H4VUGZKKEBXCUTFZDDMMJRMRY3 \
  | 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: 3f2b43654a206e2a4cb918d8c4c591c6e85446c4c796826a6a1f7ace338f6b18

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e61fb0031dbd71e074a55c0acfb2cb370c5af6bbca5f7e8b4947bebd525f699a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-10-29T13:49:25Z",
    "title_canon_sha256": "5c44c303f5a1b85bac3a1bc9a7a9ad94326ca90a9372ddb3026b879414d25d52"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.5641",
    "kind": "arxiv",
    "version": 1
  }
}