Pith Number

pith:GQLCT2Z5

pith:2020:GQLCT2Z56EJJNFKZAYMKN4VRDO

not attested not anchored not stored refs pending

Asteroseismic stellar modelling: systematics from the treatment of the initial helium abundance

Benard Nsamba, Miguel T. Clara, Nuno Moedas

arxiv:2007.03362 v1 · 2020-07-07 · 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{GQLCT2Z56EJJNFKZAYMKN4VRDO}

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	2026-07-05T02:07:47.822190Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

341629eb3df1129695590618a6f2b11b888e586b024d362d1d0f8699abe4ca7a

Aliases

arxiv: 2007.03362 · arxiv_version: 2007.03362v1 · doi: 10.48550/arxiv.2007.03362 · pith_short_12: GQLCT2Z56EJJ · pith_short_16: GQLCT2Z56EJJNFKZ · pith_short_8: GQLCT2Z5

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/GQLCT2Z56EJJNFKZAYMKN4VRDO \
  | 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: 341629eb3df1129695590618a6f2b11b888e586b024d362d1d0f8699abe4ca7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ca5a0587805e7d50123fbd8cadd23d8d1ab5a81c88694cda5f634448f40928b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2020-07-07T11:54:44Z",
    "title_canon_sha256": "ac56e64e9702f744e2e77d0dd571a31d156243fd551033a996b14365e71c676f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.03362",
    "kind": "arxiv",
    "version": 1
  }
}