Pith Number

pith:RF6NLCPV

pith:1994:RF6NLCPVEM7FIFTFNA2I7PT6HD

not attested not anchored not stored refs pending

Some Spinor-Curvature Identities

James M. Nester, Roh Suan Tung, Vadim V. Zhytnikov

arxiv:gr-qc/9403026 v1 · 1994-03-13 · 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{RF6NLCPVEM7FIFTFNA2I7PT6HD}

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	2026-07-04T17:25:35.927713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

897cd589f5233e54166568348fbe7e38ff63d8d9a5f3cb68bbec90d0ec3b9c39

Aliases

arxiv: gr-qc/9403026 · arxiv_version: gr-qc/9403026v1 · doi: 10.48550/arxiv.gr-qc/9403026 · pith_short_12: RF6NLCPVEM7F · pith_short_16: RF6NLCPVEM7FIFTF · pith_short_8: RF6NLCPV

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/RF6NLCPVEM7FIFTFNA2I7PT6HD \
  | 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: 897cd589f5233e54166568348fbe7e38ff63d8d9a5f3cb68bbec90d0ec3b9c39

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67dee2a8a2a1847999f0a4f2c17ec6a8682ac604c3e0b094ac0903e3baf22e56",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1994-03-13T16:25:56Z",
    "title_canon_sha256": "94769181228436ed886071d96e27d1726f49161697eafcbc170f17353d3fbf20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9403026",
    "kind": "arxiv",
    "version": 1
  }
}