Pith Number

pith:EV5DGOI7

pith:2003:EV5DGOI7WCT2UEFME22RSYOZDS

not attested not anchored not stored refs pending

Nonlinear Dynamics In Quantum Physics -- Quantum Chaos and Quantum Instantons

H. Kr\"oger

arxiv:quant-ph/0302169 v1 · 2003-02-21 · quant-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{EV5DGOI7WCT2UEFME22RSYOZDS}

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	2026-05-18T01:08:59.372550Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

257a33391fb0a7aa10ac26b51961d91c91104d419b913d5d23318319672e67c1

Aliases

arxiv: quant-ph/0302169 · arxiv_version: quant-ph/0302169v1 · doi: 10.48550/arxiv.quant-ph/0302169 · pith_short_12: EV5DGOI7WCT2 · pith_short_16: EV5DGOI7WCT2UEFM · pith_short_8: EV5DGOI7

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/EV5DGOI7WCT2UEFME22RSYOZDS \
  | 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: 257a33391fb0a7aa10ac26b51961d91c91104d419b913d5d23318319672e67c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "377d7d6ab071458be7133c99166887acf65dc228653bf18c008c4bd9e60dc2d5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-02-21T20:20:47Z",
    "title_canon_sha256": "0934288b0f07ca7e81fe7e2c16d2fd2f0a5aae666825a9e1369a0758b4278c0c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0302169",
    "kind": "arxiv",
    "version": 1
  }
}