Pith Number

pith:TTFV4D5Q

pith:2012:TTFV4D5QHIG2CY7N52NBW5KRW3

not attested not anchored not stored refs pending

Method of generating $N$-dimensional isochronous nonsingular Hamiltonian systems

A. Durga Devi, M. Lakshmanan, R. Gladwin Pradeep, V. K. Chandrasekar

arxiv:1207.4611 v2 · 2012-07-19 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TTFV4D5QHIG2CY7N52NBW5KRW3}

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	2026-05-18T03:40:51.138623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9ccb5e0fb03a0da163edee9a1b7551b6e6efb88f7d775d9cc94ce192f4069f4b

Aliases

arxiv: 1207.4611 · arxiv_version: 1207.4611v2 · doi: 10.48550/arxiv.1207.4611 · pith_short_12: TTFV4D5QHIG2 · pith_short_16: TTFV4D5QHIG2CY7N · pith_short_8: TTFV4D5Q

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/TTFV4D5QHIG2CY7N52NBW5KRW3 \
  | 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: 9ccb5e0fb03a0da163edee9a1b7551b6e6efb88f7d775d9cc94ce192f4069f4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3517c58109e70e5d4ce3656ab10ab97e9cf8400e42a756518d5d8c35010f7f2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-07-19T10:50:01Z",
    "title_canon_sha256": "c9ebfc5f75e0510318166547c0af57d24845998189ba081a72e14a18205cefeb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.4611",
    "kind": "arxiv",
    "version": 2
  }
}