Pith Number

pith:WWSDRZD2

pith:2013:WWSDRZD2WUFPLE2OSE62L3RG3G

not attested not anchored not stored refs pending

Solar System constraints to nonminimally coupled gravity

Jorge P\'aramos, Orfeu Bertolami, Riccardo March

arxiv:1306.1176 v1 · 2013-06-05 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WWSDRZD2WUFPLE2OSE62L3RG3G}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:49:32.408960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5a438e47ab50af5934e913da5ee26d9ae1bb79f5ab36df63ae3dbfd6a1ea3bc

Aliases

arxiv: 1306.1176 · arxiv_version: 1306.1176v1 · doi: 10.48550/arxiv.1306.1176 · pith_short_12: WWSDRZD2WUFP · pith_short_16: WWSDRZD2WUFPLE2O · pith_short_8: WWSDRZD2

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/WWSDRZD2WUFPLE2OSE62L3RG3G \
  | 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: b5a438e47ab50af5934e913da5ee26d9ae1bb79f5ab36df63ae3dbfd6a1ea3bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab009d131875b43b5146556dda5b03b16abfff31f420e688edd5b3119d74069e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-06-05T17:10:51Z",
    "title_canon_sha256": "7ff34bb33b47b40830f00a4d731a42ca7b1e047aa6fd585120f9dda3480e4d20"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.1176",
    "kind": "arxiv",
    "version": 1
  }
}