Pith Number

pith:RRFADMUB

pith:2014:RRFADMUBDYR4WVXMAQ6AP3IUNI

not attested not anchored not stored refs pending

A Model of BPS Black Holes in a Discrete Space

Kiyoshi Shiraishi (Yamaguchi University), Koichiro Kobayashi, Nahomi Kan (Gifu National College of Technology)

arxiv:1404.6893 v2 · 2014-04-28 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RRFADMUBDYR4WVXMAQ6AP3IUNI}

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	2026-05-18T00:19:48.114489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8c4a01b2811e23cb56ec043c07ed146a3b493e575e20277b341af05642feb151

Aliases

arxiv: 1404.6893 · arxiv_version: 1404.6893v2 · doi: 10.48550/arxiv.1404.6893 · pith_short_12: RRFADMUBDYR4 · pith_short_16: RRFADMUBDYR4WVXM · pith_short_8: RRFADMUB

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/RRFADMUBDYR4WVXMAQ6AP3IUNI \
  | 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: 8c4a01b2811e23cb56ec043c07ed146a3b493e575e20277b341af05642feb151

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6568453dfbe52963b2ad7f791e4a9a5aba3ccc9094607e25ba61dd1ef050cc70",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-04-28T08:13:40Z",
    "title_canon_sha256": "4f550bcb109004dfd4db400d4d6511547d6e7975ee7c7dce2c1ef242a38ccd39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6893",
    "kind": "arxiv",
    "version": 2
  }
}