Pith Number

pith:4S4FNHLX

pith:2020:4S4FNHLXUKRNCCCS6IGNMDWFUO

not attested not anchored not stored refs pending

Accuracy of relativistic Cowling approximation in protoneutron star asteroseismology

Hajime Sotani, Tomoya Takiwaki

arxiv:2009.05206 v1 · 2020-09-11 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4S4FNHLXUKRNCCCS6IGNMDWFUO}

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	2026-07-05T01:40:44.569908Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e4b8569d77a2a2d10852f20cd60ec5a3bb51b5d0f98bc3f1f7aca0d4a618a03a

Aliases

arxiv: 2009.05206 · arxiv_version: 2009.05206v1 · doi: 10.48550/arxiv.2009.05206 · pith_short_12: 4S4FNHLXUKRN · pith_short_16: 4S4FNHLXUKRNCCCS · pith_short_8: 4S4FNHLX

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/4S4FNHLXUKRNCCCS6IGNMDWFUO \
  | 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: e4b8569d77a2a2d10852f20cd60ec5a3bb51b5d0f98bc3f1f7aca0d4a618a03a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a205a0c5b2e68db90c86fd511a8f00000456bfe6cee03913df3858173920709f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-09-11T02:37:52Z",
    "title_canon_sha256": "8f5d04923f43da9d25b0b3dd98dfee6be19715419ca031c0ad9f6138632b4b6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.05206",
    "kind": "arxiv",
    "version": 1
  }
}