Pith Number

pith:JEH3WLPX

pith:2010:JEH3WLPXL7UETCCOTIFPU5M6O6

not attested not anchored not stored refs pending

False constraints. A toy model for studying dynamical systems with degenerate Hessian form

{\L}ukasz Bratek

arxiv:1004.2745 v3 · 2010-04-16 · 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{JEH3WLPXL7UETCCOTIFPU5M6O6}

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	2026-05-18T04:37:33.140920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

490fbb2df75fe849884e9a0afa759e77b511c23f23c6d5532401f7fd2e801bee

Aliases

arxiv: 1004.2745 · arxiv_version: 1004.2745v3 · doi: 10.48550/arxiv.1004.2745 · pith_short_12: JEH3WLPXL7UE · pith_short_16: JEH3WLPXL7UETCCO · pith_short_8: JEH3WLPX

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/JEH3WLPXL7UETCCOTIFPU5M6O6 \
  | 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: 490fbb2df75fe849884e9a0afa759e77b511c23f23c6d5532401f7fd2e801bee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "515b6ca7f6540f7f2a4a969f670116233dd1b6a1d03942421a413ef41dd9cac1",
    "cross_cats_sorted": [
      "hep-th",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2010-04-16T01:51:56Z",
    "title_canon_sha256": "66b6fe03c41b1e329a637ac434f05d336a3fef58bd401b73d93db68ba44a932f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1004.2745",
    "kind": "arxiv",
    "version": 3
  }
}