Pith Number

pith:CIYDCO5L

pith:2019:CIYDCO5LL4LQ2WOCDVVZHMMRAN

not attested not anchored not stored refs pending

On the existence of static spherically-symmetric objects in action-dependent Lagrangian theories

Aneta Wojnar, Hermano Velten, Julio C. Fabris

arxiv:1903.12193 v1 · 2019-03-28 · gr-qc · astro-ph.SR · 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{CIYDCO5LL4LQ2WOCDVVZHMMRAN}

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	2026-05-17T23:42:20.198338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1230313bab5f170d59c21d6b93b1910340593989bc0af2548e557e96640446d2

Aliases

arxiv: 1903.12193 · arxiv_version: 1903.12193v1 · doi: 10.48550/arxiv.1903.12193 · pith_short_12: CIYDCO5LL4LQ · pith_short_16: CIYDCO5LL4LQ2WOC · pith_short_8: CIYDCO5L

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/CIYDCO5LL4LQ2WOCDVVZHMMRAN \
  | 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: 1230313bab5f170d59c21d6b93b1910340593989bc0af2548e557e96640446d2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c3cf580fb988a7372cdad703ec74371953eac879970d2a2aec8009f803ddc02",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-03-28T18:00:46Z",
    "title_canon_sha256": "1f3e1166aae9ec4a879144e5ee012c3cf16f09cb41c2429810a0930f297da2c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.12193",
    "kind": "arxiv",
    "version": 1
  }
}