Pith Number

pith:52KQPDZZ

pith:2010:52KQPDZZATCJGJ7LPUQF36RLSI

not attested not anchored not stored refs pending

Existence of solutions for Hamiltonian field theories by the Hamilton-Jacobi technique

Danilo Bruno

arxiv:1007.1900 v1 · 2010-07-12 · math-ph · 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{52KQPDZZATCJGJ7LPUQF36RLSI}

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	2026-05-18T02:06:22.936917Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee95078f3904c49327eb7d205dfa2b923b2fab2e683666ae6cd522aa9ac567bf

Aliases

arxiv: 1007.1900 · arxiv_version: 1007.1900v1 · doi: 10.48550/arxiv.1007.1900 · pith_short_12: 52KQPDZZATCJ · pith_short_16: 52KQPDZZATCJGJ7L · pith_short_8: 52KQPDZZ

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/52KQPDZZATCJGJ7LPUQF36RLSI \
  | 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: ee95078f3904c49327eb7d205dfa2b923b2fab2e683666ae6cd522aa9ac567bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e1ac7eb5ab6c93ed77f64835f56021eb31e30e991a0a7bb008f9558395f1094e",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2010-07-12T13:30:56Z",
    "title_canon_sha256": "98460f3014e5014828c3bc7fd90955f58eeb5753a3e6ee1bb20b3d21a79e9aa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.1900",
    "kind": "arxiv",
    "version": 1
  }
}