Pith Number

pith:KXMRQWK2

pith:2000:KXMRQWK2DKTY52IKU44QZMA3R7

not attested not anchored not stored refs pending

A Symplectic Hamiltonian Derivation of Quasilocal Energy-Momentum for GR

Chiang-Mei Chen, James M. Nester

arxiv:gr-qc/0001088 v1 · 2000-01-27 · 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{KXMRQWK2DKTY52IKU44QZMA3R7}

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	2026-07-04T14:25:15.597590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55d918595a1aa78ee90aa7390cb01b8fe6508732c9c837cc4fa88e2e33a14f0b

Aliases

arxiv: gr-qc/0001088 · arxiv_version: gr-qc/0001088v1 · doi: 10.48550/arxiv.gr-qc/0001088 · pith_short_12: KXMRQWK2DKTY · pith_short_16: KXMRQWK2DKTY52IK · pith_short_8: KXMRQWK2

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/KXMRQWK2DKTY52IKU44QZMA3R7 \
  | 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: 55d918595a1aa78ee90aa7390cb01b8fe6508732c9c837cc4fa88e2e33a14f0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f8322236d58464db4cace6a434739771b8bc6d69f60b5ddd1d0c547e5cb2a70",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2000-01-27T05:16:56Z",
    "title_canon_sha256": "d9c7a7f68306f9fa22779960dc34b6806eee81c8ea01a9f1bc2fdabab479d770"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0001088",
    "kind": "arxiv",
    "version": 1
  }
}