Pith Number

pith:ZGSPKQNK

pith:2011:ZGSPKQNKJCJUL2QIL4Q6B5OZO2

not attested not anchored not stored refs pending

Strange stars in Krori-Barua space-time

Farook Rahaman, Indrani Karar, Raju Maulick, Ranjan Sharma, Saibal Ray

arxiv:1108.6125 v3 · 2011-08-31 · 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{ZGSPKQNKJCJUL2QIL4Q6B5OZO2}

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	2026-05-18T02:00:44.254751Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9a4f541aa489345ea085f21e0f5d976addd31a704ffacdbcb57aa1abda5a71b

Aliases

arxiv: 1108.6125 · arxiv_version: 1108.6125v3 · doi: 10.48550/arxiv.1108.6125 · pith_short_12: ZGSPKQNKJCJU · pith_short_16: ZGSPKQNKJCJUL2QI · pith_short_8: ZGSPKQNK

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/ZGSPKQNKJCJUL2QIL4Q6B5OZO2 \
  | 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: c9a4f541aa489345ea085f21e0f5d976addd31a704ffacdbcb57aa1abda5a71b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42c21ee15deca72174ad2fabe0df950e5424094a6abd82b9c3c5375e45801fa9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-08-31T04:48:08Z",
    "title_canon_sha256": "55c81b47d051a379e7d2621b3f11f6c2ac999b341863e7b79309fdf836f44fb2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.6125",
    "kind": "arxiv",
    "version": 3
  }
}