Pith Number

pith:CFNEVOEQ

pith:2001:CFNEVOEQUYI5BORT2UKQHVW4W2

not attested not anchored not stored refs pending

New Variational Principles in Classical and Semiclassical Mechanics

G. Karl, V.A. Novikov

arxiv:hep-ph/0112349 v2 · 2001-12-28 · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CFNEVOEQUYI5BORT2UKQHVW4W2}

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	2026-05-18T00:57:19.352185Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

115a4ab890a611d0ba33d51503d6dcb6abb689d49535cccd46f3432fe0094fcb

Aliases

arxiv: hep-ph/0112349 · arxiv_version: hep-ph/0112349v2 · doi: 10.48550/arxiv.hep-ph/0112349 · pith_short_12: CFNEVOEQUYI5 · pith_short_16: CFNEVOEQUYI5BORT · pith_short_8: CFNEVOEQ

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/CFNEVOEQUYI5BORT2UKQHVW4W2 \
  | 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: 115a4ab890a611d0ba33d51503d6dcb6abb689d49535cccd46f3432fe0094fcb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31f5c7a2a8aa21053838f07cb408fa9db2a6644dcdd18744bf2ec9c6f549d3be",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2001-12-28T13:04:26Z",
    "title_canon_sha256": "9d34e6eafba4de010a353c3792d71995248c67039effb83807f2ed1e5e895de4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0112349",
    "kind": "arxiv",
    "version": 2
  }
}