Pith Number

pith:7PO3EZAK

pith:2011:7PO3EZAKS7DTSNLFEQQINCDZUS

not attested not anchored not stored refs pending

Unified formalism for higher-order non-autonomous dynamical systems

Narciso Rom\'an-Roy, Pedro D. Prieto-Mart\'inez

arxiv:1111.6020 v3 · 2011-11-25 · math-ph · hep-th · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7PO3EZAKS7DTSNLFEQQINCDZUS}

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	2026-05-18T03:42:34.029390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fbddb2640a97c73935652420868879a4af471773d7594273b142e92ea3714fd5

Aliases

arxiv: 1111.6020 · arxiv_version: 1111.6020v3 · doi: 10.48550/arxiv.1111.6020 · pith_short_12: 7PO3EZAKS7DT · pith_short_16: 7PO3EZAKS7DTSNLF · pith_short_8: 7PO3EZAK

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/7PO3EZAKS7DTSNLFEQQINCDZUS \
  | 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: fbddb2640a97c73935652420868879a4af471773d7594273b142e92ea3714fd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "333c0912455425df995f0b6ee0d1bda4ea225dbea2aca6ac1506dad1a92b9e88",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2011-11-25T15:24:33Z",
    "title_canon_sha256": "81528c08ddfd5f693ee7cdac83b8e48015fc5bce363a89fdfbaffa6b4532edf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6020",
    "kind": "arxiv",
    "version": 3
  }
}