Pith Number

pith:BDL53EU5

pith:2018:BDL53EU5NZZIOICNOH2SFJUQBZ

not attested not anchored not stored refs pending

Repulsion of fallback matter due to central energy source in supernova

Kazumi Kashiyama, Toshikazu Shigeyama

arxiv:1809.00487 v2 · 2018-09-03 · astro-ph.SR · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BDL53EU5NZZIOICNOH2SFJUQBZ}

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	2026-05-18T00:03:01.739855Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08d7dd929d6e7287204d71f522a6900e4837ca2c2deb54a9d51da16ab955d42b

Aliases

arxiv: 1809.00487 · arxiv_version: 1809.00487v2 · doi: 10.48550/arxiv.1809.00487 · pith_short_12: BDL53EU5NZZI · pith_short_16: BDL53EU5NZZIOICN · pith_short_8: BDL53EU5

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/BDL53EU5NZZIOICNOH2SFJUQBZ \
  | 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: 08d7dd929d6e7287204d71f522a6900e4837ca2c2deb54a9d51da16ab955d42b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fdde18d53c85a9ca7a047381b7a3906c6536609f8d4d82d629ae637e0381d2f5",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-09-03T08:24:27Z",
    "title_canon_sha256": "3048a6d3dc7682b9f4132b2cae6a3e37ebc4caeee3e3b3b27a8efa15c954bb92"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.00487",
    "kind": "arxiv",
    "version": 2
  }
}