Pith Number

pith:GQG7VB6M

pith:2015:GQG7VB6MKE4QVU6W3J2I7MWTFL

not attested not anchored not stored refs pending

Constraints on explosive silicon burning in core-collapse supernovae from measured Ni/Fe ratios

A. Heger, A. Jerkstrand, B. M\"uller, C. Fransson, F. X. Timmes, G. Magkotsios, J. Sollerman, J. Spyromilio, S. A. Sim, S. J. Smartt

arxiv:1505.05323 v1 · 2015-05-20 · 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{GQG7VB6MKE4QVU6W3J2I7MWTFL}

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	2026-05-18T01:36:53.426418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

340dfa87cc51390ad3d6da748fb2d32ac57e9c54ff7ca7a465f90aced9b6f866

Aliases

arxiv: 1505.05323 · arxiv_version: 1505.05323v1 · doi: 10.48550/arxiv.1505.05323 · pith_short_12: GQG7VB6MKE4Q · pith_short_16: GQG7VB6MKE4QVU6W · pith_short_8: GQG7VB6M

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/GQG7VB6MKE4QVU6W3J2I7MWTFL \
  | 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: 340dfa87cc51390ad3d6da748fb2d32ac57e9c54ff7ca7a465f90aced9b6f866

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abe1a2a2258bb7b58e986a9ac909537193ceac4f037a32a3fffed99ac16b5875",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-05-20T11:26:09Z",
    "title_canon_sha256": "e8048c6aa6be62a0f0ed9b0c4a1f5d76e4d9d83a401e5e9506d6a48daf308fa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05323",
    "kind": "arxiv",
    "version": 1
  }
}