Pith Number

pith:6E5SVZC6

pith:2014:6E5SVZC6PJD5OF32JILVKTHX4P

not attested not anchored not stored refs pending

Local perturbations of the upper layers of a Sun-like star: the impact on the acoustic oscillation spectrum

Ana Brito, Ilidio Lopes

arxiv:1401.6239 v1 · 2014-01-24 · 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{6E5SVZC6PJD5OF32JILVKTHX4P}

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	2026-05-18T03:01:12.761119Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f13b2ae45e7a47d7177a4a17554cf7e3ead7fe62d39491b447213905d0a7e1ca

Aliases

arxiv: 1401.6239 · arxiv_version: 1401.6239v1 · doi: 10.48550/arxiv.1401.6239 · pith_short_12: 6E5SVZC6PJD5 · pith_short_16: 6E5SVZC6PJD5OF32 · pith_short_8: 6E5SVZC6

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/6E5SVZC6PJD5OF32JILVKTHX4P \
  | 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: f13b2ae45e7a47d7177a4a17554cf7e3ead7fe62d39491b447213905d0a7e1ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d34cbfd4554eae66fa73593fa79529b8c980d20e98b85360fc97f51499fa9e86",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-01-24T01:48:00Z",
    "title_canon_sha256": "d65250201ceb491024d1d8da9341754d7f120e953bc44fb934e102e953b80fe9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6239",
    "kind": "arxiv",
    "version": 1
  }
}