Pith Number

pith:U7I3TWNF

pith:2012:U7I3TWNFKUI73HW2ZAZSG5ELCL

not attested not anchored not stored refs pending

The 12C + 12C reaction and the impact on nucleosynthesis in massive stars

C. Fryer, F. Herwig, F. X. Timmes, G. Rockefeller, M. Beard, M. Bennett, M. Pignatari, M. Wiescher, R. Gallino, R. Hirschi

arxiv:1212.3962 v1 · 2012-12-17 · 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{U7I3TWNFKUI73HW2ZAZSG5ELCL}

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	2026-05-18T03:38:21.905693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7d1b9d9a55511fd9edac83323748b12d8b52339f1e3126ad13ae0fa6fba21e5

Aliases

arxiv: 1212.3962 · arxiv_version: 1212.3962v1 · doi: 10.48550/arxiv.1212.3962 · pith_short_12: U7I3TWNFKUI7 · pith_short_16: U7I3TWNFKUI73HW2 · pith_short_8: U7I3TWNF

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/U7I3TWNFKUI73HW2ZAZSG5ELCL \
  | 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: a7d1b9d9a55511fd9edac83323748b12d8b52339f1e3126ad13ae0fa6fba21e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebcd7ff4afa11a6a078cab68bb8c303972921ad646d9803caddb77a3db2a5631",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2012-12-17T11:40:02Z",
    "title_canon_sha256": "47e1a50f41aa91570673ee5d8d361603212155462f0e908804a65ca194a29b1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.3962",
    "kind": "arxiv",
    "version": 1
  }
}