Pith Number

pith:WY2CS2EP

pith:2011:WY2CS2EPVYEY4JVKDPHIUHKTBA

not attested not anchored not stored refs pending

The effective action of Double Field Theory

Carmen Nunez, Diego Marques, Gerardo Aldazabal, Walter Baron

arxiv:1109.0290 v3 · 2011-09-01 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WY2CS2EPVYEY4JVKDPHIUHKTBA}

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	2026-05-18T02:00:43.023469Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b63429688fae098e26aa1bce8a1d530806dafbd802c711b700f8328439330906

Aliases

arxiv: 1109.0290 · arxiv_version: 1109.0290v3 · doi: 10.48550/arxiv.1109.0290 · pith_short_12: WY2CS2EPVYEY · pith_short_16: WY2CS2EPVYEY4JVK · pith_short_8: WY2CS2EP

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/WY2CS2EPVYEY4JVKDPHIUHKTBA \
  | 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: b63429688fae098e26aa1bce8a1d530806dafbd802c711b700f8328439330906

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51c2ef243ea7ce19602bac4477f8725c8fef7db6907cd18a2b6ca93e21f5ee76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-09-01T20:01:18Z",
    "title_canon_sha256": "9956d2476fe70573c3a4b5e4c10ab7fcf92394912bfa5fe049955d10054721fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0290",
    "kind": "arxiv",
    "version": 3
  }
}