Pith Number

pith:Z2U7OXPT

pith:2005:Z2U7OXPTZ7NNLB4YSNCDGPQLYJ

not attested not anchored not stored refs pending

Reducing reflections from mesh refinement interfaces in numerical relativity

James R. van Meter, John G. Baker

arxiv:gr-qc/0505100 v1 · 2005-05-19 · 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{Z2U7OXPTZ7NNLB4YSNCDGPQLYJ}

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	2026-05-18T03:24:30.610302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cea9f75df3cfdad587989344333e0bc2766d59b5775bf40faf4b3c449d2ff909

Aliases

arxiv: gr-qc/0505100 · arxiv_version: gr-qc/0505100v1 · doi: 10.48550/arxiv.gr-qc/0505100 · pith_short_12: Z2U7OXPTZ7NN · pith_short_16: Z2U7OXPTZ7NNLB4Y · pith_short_8: Z2U7OXPT

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/Z2U7OXPTZ7NNLB4YSNCDGPQLYJ \
  | 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: cea9f75df3cfdad587989344333e0bc2766d59b5775bf40faf4b3c449d2ff909

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a73c50adfda31cea328bbbbd88e97b86fb2693833279395682b1b65a55700a4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2005-05-19T18:59:32Z",
    "title_canon_sha256": "c730601d288baef3a52c0d8692b7b21b68db77f47881dc9983ee014d912584c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0505100",
    "kind": "arxiv",
    "version": 1
  }
}