Pith Number

pith:J2PTOT7B

pith:2009:J2PTOT7BD7BOHJBZLZWSMYPRI2

not attested not anchored not stored refs pending

Structure and evolution of self-gravitating objects and the orthogonal splitting of the Riemann tensor

A. Di Prisco, E. Fuenmayor, J. Ospino, L. Herrera, O. Troconis

arxiv:0903.3532 v1 · 2009-03-20 · gr-qc · 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{J2PTOT7BD7BOHJBZLZWSMYPRI2}

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	2026-05-18T04:18:13.132966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e9f374fe11fc2e3a4395e6d2661f146a589e48f7824ecfb87fe7e0324a6289d

Aliases

arxiv: 0903.3532 · arxiv_version: 0903.3532v1 · doi: 10.48550/arxiv.0903.3532 · pith_short_12: J2PTOT7BD7BO · pith_short_16: J2PTOT7BD7BOHJBZ · pith_short_8: J2PTOT7B

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/J2PTOT7BD7BOHJBZLZWSMYPRI2 \
  | 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: 4e9f374fe11fc2e3a4395e6d2661f146a589e48f7824ecfb87fe7e0324a6289d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdfbc6f3e65b5715e0aa84adff621489049480b67c819f6ec4b9715b29835b63",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-03-20T15:04:12Z",
    "title_canon_sha256": "c5196cbb9295ffc65cae3dfe8e390b383674ef5ddbb3bf56813546d57d3c2095"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3532",
    "kind": "arxiv",
    "version": 1
  }
}