Pith Number

pith:BXBUUTMI

pith:2012:BXBUUTMIMQWYBOEPSI3VG7GSSP

not attested not anchored not stored refs pending

Separation of spacetime and matter in polar oscillations of compact stars

J. Wu, P. T. Leung, Q. Q. Zhu, Y. J. Zhang

arxiv:1208.3021 v2 · 2012-08-15 · 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{BXBUUTMIMQWYBOEPSI3VG7GSSP}

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	2026-05-18T03:04:24.307782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dc34a4d88642d80b88f9237537cd293ec04c9729329cba6c35dde1995eec86f

Aliases

arxiv: 1208.3021 · arxiv_version: 1208.3021v2 · doi: 10.48550/arxiv.1208.3021 · pith_short_12: BXBUUTMIMQWY · pith_short_16: BXBUUTMIMQWYBOEP · pith_short_8: BXBUUTMI

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/BXBUUTMIMQWYBOEPSI3VG7GSSP \
  | 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: 0dc34a4d88642d80b88f9237537cd293ec04c9729329cba6c35dde1995eec86f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2942751fa3f94a950385e835598459726c1f513f2671804d4c4e8a7b03384909",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-08-15T03:49:37Z",
    "title_canon_sha256": "cd5cec0d4b225b790e6b06b9fabd76dd38a05e4d17778921f3e413f75d990895"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.3021",
    "kind": "arxiv",
    "version": 2
  }
}