Pith Number

pith:VFNZJ6ST

pith:2009:VFNZJ6STVVEZO4T77EBWA274V2

not attested not anchored not stored refs pending

Existence and Newtonian limit of nonlinear bound states in the Einstein-Dirac system

David Stuart

arxiv:0906.4661 v1 · 2009-06-25 · 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{VFNZJ6STVVEZO4T77EBWA274V2}

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	2026-05-18T02:13:12.772366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a95b94fa53ad4997727ff903606bfcaeb302335b20fda732c3816eb7435b4cd6

Aliases

arxiv: 0906.4661 · arxiv_version: 0906.4661v1 · doi: 10.48550/arxiv.0906.4661 · pith_short_12: VFNZJ6STVVEZ · pith_short_16: VFNZJ6STVVEZO4T7 · pith_short_8: VFNZJ6ST

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/VFNZJ6STVVEZO4T77EBWA274V2 \
  | 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: a95b94fa53ad4997727ff903606bfcaeb302335b20fda732c3816eb7435b4cd6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c55631864bd6bd6f364497ccd80457afcaa09212d087139dcb08be2f481aebc",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2009-06-25T10:38:10Z",
    "title_canon_sha256": "7792f1d2cbc22033897810e9e838d35caed3fa0342d92c75fc1266a4446dd647"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.4661",
    "kind": "arxiv",
    "version": 1
  }
}