Pith Number

pith:RT3KECF5

pith:2004:RT3KECF5QUDSJSUZEE4GDIFCNR

not attested not anchored not stored refs pending

Recent analytical and numerical techniques applied to the Einstein equations

Dave Neilsen, Luis Lehner, Manuel Tiglio, Olivier Sarbach

arxiv:gr-qc/0412062 v1 · 2004-12-13 · 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{RT3KECF5QUDSJSUZEE4GDIFCNR}

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	2026-05-18T01:39:22.387871Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cf6a208bd850724ca99213861a0a26c44751e24a5cd864bc3355d4fecb020c1

Aliases

arxiv: gr-qc/0412062 · arxiv_version: gr-qc/0412062v1 · doi: 10.48550/arxiv.gr-qc/0412062 · pith_short_12: RT3KECF5QUDS · pith_short_16: RT3KECF5QUDSJSUZ · pith_short_8: RT3KECF5

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/RT3KECF5QUDSJSUZEE4GDIFCNR \
  | 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: 8cf6a208bd850724ca99213861a0a26c44751e24a5cd864bc3355d4fecb020c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "976d2edcd4c675be8de7f38d4db50b34073721cbdf6d2783104ac896bfd4578c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-12-13T21:29:14Z",
    "title_canon_sha256": "75ebb8933b135e877865e086a85c0074033fe72fa3a3636302c30584af6df0da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0412062",
    "kind": "arxiv",
    "version": 1
  }
}