Pith Number

pith:EVQSTY52

pith:2013:EVQSTY52Z5GOKIMCPLVR57FJLS

not attested not anchored not stored refs pending

Mathematical Equivalence vs. Physical Equivalence between Extended Theories of Gravitations

L. Fatibene, M. Francaviglia

arxiv:1302.2938 v1 · 2013-02-12 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EVQSTY52Z5GOKIMCPLVR57FJLS}

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.

Cited by

1 paper in Pith

The Unknown Face of Scalar-Tensor Gravitational Theories

Receipt and verification

First computed	2026-05-18T03:33:49.272667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

256129e3bacf4ce521827aeb1efca95ca22789385523112c82259851784d625a

Aliases

arxiv: 1302.2938 · arxiv_version: 1302.2938v1 · doi: 10.48550/arxiv.1302.2938 · pith_short_12: EVQSTY52Z5GO · pith_short_16: EVQSTY52Z5GOKIMC · pith_short_8: EVQSTY52

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/EVQSTY52Z5GOKIMCPLVR57FJLS \
  | 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: 256129e3bacf4ce521827aeb1efca95ca22789385523112c82259851784d625a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2df2ff35a4569c6f3364ba031cb40f8aed4eb8ede238625b03baaacb1f2dd784",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-02-12T22:19:20Z",
    "title_canon_sha256": "ed82f7dfb3c5bcda63a6b1cfb1968654259193c6302c8c022200e222813f2272"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2938",
    "kind": "arxiv",
    "version": 1
  }
}