Pith Number

pith:AGWNNOO3

pith:2009:AGWNNOO3PGPKJXYIBI53KCMBNM

not attested not anchored not stored refs pending

Scale transformation, modified gravity, and Brans-Dicke theory

F. Darabi

arxiv:0907.3027 v3 · 2009-07-17 · 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{AGWNNOO3PGPKJXYIBI53KCMBNM}

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	2026-05-18T04:41:54.876436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01acd6b9db799ea4df080a3bb509816b215b68c00b92ac5390ab1312a2c0523a

Aliases

arxiv: 0907.3027 · arxiv_version: 0907.3027v3 · doi: 10.48550/arxiv.0907.3027 · pith_short_12: AGWNNOO3PGPK · pith_short_16: AGWNNOO3PGPKJXYI · pith_short_8: AGWNNOO3

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/AGWNNOO3PGPKJXYIBI53KCMBNM \
  | 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: 01acd6b9db799ea4df080a3bb509816b215b68c00b92ac5390ab1312a2c0523a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6600175a5b8262f16e04b5387a1d0c530f349a93b68a3ee9e0d8549b445156f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-07-17T09:33:22Z",
    "title_canon_sha256": "cfa0c63ba8b74a7d41b6c2f0e33481797970aee04d98851759b88154f25fb97e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.3027",
    "kind": "arxiv",
    "version": 3
  }
}