Pith Number

pith:PG4FG67J

pith:1992:PG4FG67JEBDGCZW4AYQC4MBT7E

not attested not anchored not stored refs pending

The Algebra of the Energy-Momentum Tensor and the Noether Currents in Classical Non-Linear Sigma Models

J.Laartz, M.Forger, U.Schaeper

arxiv:hep-th/9210130 v1 · 1992-10-23 · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PG4FG67JEBDGCZW4AYQC4MBT7E}

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.

Cited by

1 paper in Pith

The classical Yangian symmetry of Auxiliary Field Sigma Models

Receipt and verification

First computed	2026-05-18T01:38:43.218812Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79b8537be920466166dc06202e3033f93c57a54f090eaa0f8f9fb23e761b7538

Aliases

arxiv: hep-th/9210130 · arxiv_version: hep-th/9210130v1 · doi: 10.48550/arxiv.hep-th/9210130 · pith_short_12: PG4FG67JEBDG · pith_short_16: PG4FG67JEBDGCZW4 · pith_short_8: PG4FG67J

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/PG4FG67JEBDGCZW4AYQC4MBT7E \
  | 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: 79b8537be920466166dc06202e3033f93c57a54f090eaa0f8f9fb23e761b7538

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df4e5cf7019e534852346b3da6ec1feb3e093c40039250e2f65e985ff9e9f6f7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1992-10-23T21:59:33Z",
    "title_canon_sha256": "4aa596073d1e217dca00f7075f6843d224fb75cd1e176ed160cae973a7abfeca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9210130",
    "kind": "arxiv",
    "version": 1
  }
}