Pith Number

pith:2XEAQN7M

pith:2014:2XEAQN7MCTWLAADRPXIQMFZR7Z

not attested not anchored not stored refs pending

The Affine Structure of Gravitational Theories: Symplectic Groups and Geometry

Diego Julio Cirilo-Lombardo, Mariafelicia De Laurentis, Salvatore Capozziello

arxiv:1401.6555 v1 · 2014-01-25 · gr-qc · 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{2XEAQN7MCTWLAADRPXIQMFZR7Z}

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	2026-05-18T02:37:51.960298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5c80837ec14ecb000717dd1061731fe5f289fc0ba6979143266d590bc74931e

Aliases

arxiv: 1401.6555 · arxiv_version: 1401.6555v1 · doi: 10.48550/arxiv.1401.6555 · pith_short_12: 2XEAQN7MCTWL · pith_short_16: 2XEAQN7MCTWLAADR · pith_short_8: 2XEAQN7M

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/2XEAQN7MCTWLAADRPXIQMFZR7Z \
  | 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: d5c80837ec14ecb000717dd1061731fe5f289fc0ba6979143266d590bc74931e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bc7ef214dfb36c5c807f8805886e2220c93729e9e4ac7b39e498fda29ba2848",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-01-25T16:20:38Z",
    "title_canon_sha256": "2480957e5fc19013bd90d9e0e2c846436f673c18a7a57949313f1a0ae435411f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6555",
    "kind": "arxiv",
    "version": 1
  }
}