Pith Number

pith:7XX5AXLC

pith:2008:7XX5AXLCU2VH4ZVSZXCYWOZJSS

not attested not anchored not stored refs pending

Numerical Evolution of axisymmetric vacuum spacetimes: a code based on the Galerkin method

E. L. Rodrigues, H. P. de Oliveira

arxiv:0809.2837 v2 · 2008-09-17 · 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{7XX5AXLCU2VH4ZVSZXCYWOZJSS}

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	2026-05-18T02:15:34.525365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdefd05d62a6aa7e66b2cdc58b3b299488936dd2fd3bc7894511f1f4e696b7d2

Aliases

arxiv: 0809.2837 · arxiv_version: 0809.2837v2 · doi: 10.48550/arxiv.0809.2837 · pith_short_12: 7XX5AXLCU2VH · pith_short_16: 7XX5AXLCU2VH4ZVS · pith_short_8: 7XX5AXLC

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/7XX5AXLCU2VH4ZVSZXCYWOZJSS \
  | 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: fdefd05d62a6aa7e66b2cdc58b3b299488936dd2fd3bc7894511f1f4e696b7d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dcd151784ca16179f96c9f2365b6b4dd6a40bbe1ab7462e2822bdbbf31b58ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-09-17T01:07:18Z",
    "title_canon_sha256": "e958c84416beb7b1217ffa890fe9a8bb9c5bf283c69ffe70d365206f135709d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.2837",
    "kind": "arxiv",
    "version": 2
  }
}