Pith Number

pith:FXI5HZM5

pith:1998:FXI5HZM5A5WY6M7KCOCIRN6CQR

not attested not anchored not stored refs pending

Mode regularization, time slicing, Weyl ordering and phase space path integrals for quantum mechanical nonlinear sigma models

Fiorenzo Bastianelli, Koenraad Schalm, Peter van Nieuwenhuizen

arxiv:hep-th/9801105 v1 · 1998-01-15 · 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{FXI5HZM5A5WY6M7KCOCIRN6CQR}

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	2026-05-18T01:08:01.835722Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dd1d3e59d076d8f33ea138488b7c2846be1914d3a7e757881ee7ef9b9743f40

Aliases

arxiv: hep-th/9801105 · arxiv_version: hep-th/9801105v1 · doi: 10.48550/arxiv.hep-th/9801105 · pith_short_12: FXI5HZM5A5WY · pith_short_16: FXI5HZM5A5WY6M7K · pith_short_8: FXI5HZM5

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/FXI5HZM5A5WY6M7KCOCIRN6CQR \
  | 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: 2dd1d3e59d076d8f33ea138488b7c2846be1914d3a7e757881ee7ef9b9743f40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb049e8b1a896abb895d25c5360a9e55b9c9971683cb3af9f41fdf91f5b44d4f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1998-01-15T16:07:42Z",
    "title_canon_sha256": "919996358b070cd345f5356c25311d682995643f3bdf34af84a408aec7918986"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9801105",
    "kind": "arxiv",
    "version": 1
  }
}