Pith Number

pith:BUS3ER5K

pith:2012:BUS3ER5K4OYWIGHXTTZSOFHED6

not attested not anchored not stored refs pending

Do R Coronae Borealis Stars Form from Double White Dwarf Mergers?

Athira Menon, Chris L. Fryer, Falk Herwig, Geoffrey C. Clayton, Jan. E. Staff, Joel E. Tohline, Marco Pignatari, Patrick M. Motl, Tom Geballe, Wesley Even

arxiv:1208.0732 v1 · 2012-08-02 · 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{BUS3ER5K4OYWIGHXTTZSOFHED6}

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	2026-05-18T01:55:23.364783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d25b247aae3b16418f79cf32714e41fb5cb532cf5bbd62085ebce2f473dfa08

Aliases

arxiv: 1208.0732 · arxiv_version: 1208.0732v1 · doi: 10.48550/arxiv.1208.0732 · pith_short_12: BUS3ER5K4OYW · pith_short_16: BUS3ER5K4OYWIGHX · pith_short_8: BUS3ER5K

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/BUS3ER5K4OYWIGHXTTZSOFHED6 \
  | 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: 0d25b247aae3b16418f79cf32714e41fb5cb532cf5bbd62085ebce2f473dfa08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b66d8c5bc786b0bce2669c8021f39f7b25c05fa48a091c9b31ec16bbb121d40e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-08-02T15:23:55Z",
    "title_canon_sha256": "bcfc538914835672124f5d0b4543f6a79b21f1e71f2dd93c416c0024eb6ef3d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0732",
    "kind": "arxiv",
    "version": 1
  }
}