Pith Number

pith:IMXCY2QH

pith:2013:IMXCY2QH76UODWK7JY6722H22X

not attested not anchored not stored refs pending

A modified variational principle for gravity in modified Weyl geometry

Fang-Fang Yuan, Yong-Chang Huang

arxiv:1301.1316 v3 · 2013-01-07 · 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{IMXCY2QH76UODWK7JY6722H22X}

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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

Post-Newtonian Constraints on Scalar-Tensor Gravity

Receipt and verification

First computed	2026-05-18T03:13:10.553042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

432e2c6a07ffa8e1d95f4e3dfd68fad5ccbfb7b7052b738f36fcadd69e9eec4b

Aliases

arxiv: 1301.1316 · arxiv_version: 1301.1316v3 · doi: 10.48550/arxiv.1301.1316 · pith_short_12: IMXCY2QH76UO · pith_short_16: IMXCY2QH76UODWK7 · pith_short_8: IMXCY2QH

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/IMXCY2QH76UODWK7JY6722H22X \
  | 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: 432e2c6a07ffa8e1d95f4e3dfd68fad5ccbfb7b7052b738f36fcadd69e9eec4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2ea2df6949c72d6fbf6735184b74503110dcdc8f9ec0946e1776f8235a6f923",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-07T19:47:16Z",
    "title_canon_sha256": "b326a2987d765d55185690c7c21151bb500d35ef02208eb90805633a0d54da1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.1316",
    "kind": "arxiv",
    "version": 3
  }
}