Pith Number

pith:BQBNHXOD

pith:2019:BQBNHXODL5YIS5CF6VGIEVHXAV

not attested not anchored not stored refs pending

Acoustic wave generation in collapsing massive stars with convective shells

Ernazar Abdikamalov, Thierry Foglizzo

arxiv:1907.06966 v2 · 2019-07-16 · astro-ph.SR · astro-ph.HE · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BQBNHXODL5YIS5CF6VGIEVHXAV}

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	2026-07-05T00:45:07.180973Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c02d3ddc35f70897445f54c8254f7056d2cf4588739602660f8e1fa9517c0bb

Aliases

arxiv: 1907.06966 · arxiv_version: 1907.06966v2 · doi: 10.48550/arxiv.1907.06966 · pith_short_12: BQBNHXODL5YI · pith_short_16: BQBNHXODL5YIS5CF · pith_short_8: BQBNHXOD

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/BQBNHXODL5YIS5CF6VGIEVHXAV \
  | 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: 0c02d3ddc35f70897445f54c8254f7056d2cf4588739602660f8e1fa9517c0bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11ef1bc5a64bff106658ebcbebfa130ce41fb54525491ff5733913463b06a2ec",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-07-16T12:46:51Z",
    "title_canon_sha256": "f96cf7abc08e2c458d30d1e4bc5541ceeb7fd410329608cf093e5aa22c313689"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.06966",
    "kind": "arxiv",
    "version": 2
  }
}