Pith Number

pith:QWBI3L2J

pith:2013:QWBI3L2JEODID7U6UDFIDB63OY

not attested not anchored not stored refs pending

The C-flame Quenching by Convective Boundary Mixing in Super-AGB Stars and the Formation of Hybrid C/O/Ne White Dwarfs and SN Progenitors

Bill Paxton (UC Santa Barbara), Falk Herwig (UVic), James W. Truran (U Chicago), Pavel A. Denissenkov (UVic)

arxiv:1305.2649 v2 · 2013-05-13 · 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{QWBI3L2JEODID7U6UDFIDB63OY}

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	2026-05-18T01:50:03.111020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85828daf49238681fe9ea0ca8187db7609ab0b15051f0e1048971dbc40ec78e8

Aliases

arxiv: 1305.2649 · arxiv_version: 1305.2649v2 · doi: 10.48550/arxiv.1305.2649 · pith_short_12: QWBI3L2JEODI · pith_short_16: QWBI3L2JEODID7U6 · pith_short_8: QWBI3L2J

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/QWBI3L2JEODID7U6UDFIDB63OY \
  | 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: 85828daf49238681fe9ea0ca8187db7609ab0b15051f0e1048971dbc40ec78e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a621f216579d832a6cd173dfd7ef7abfa986120c86cb5d94d8904ef17db6a2a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2013-05-13T00:26:42Z",
    "title_canon_sha256": "6f633b610642c1b60ee547a2d09f46df4446801bb9fe6ee6b5317792954e1bdf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.2649",
    "kind": "arxiv",
    "version": 2
  }
}