Pith Number

pith:KKTAWOIG

pith:2012:KKTAWOIGWTPGSEB33255K7QGAL

not attested not anchored not stored refs pending

A tensor instability in the Eddington inspired Born-Infeld Theory of Gravity

Celia Escamilla-Rivera, Maximo Banados, Pedro G. Ferreira

arxiv:1204.1691 v2 · 2012-04-07 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KKTAWOIGWTPGSEB33255K7QGAL}

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	2026-05-18T03:56:21.785845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52a60b3906b4de69103bdebbd57e0602c11fb8e3bb7c71fddd454a4370b3fd84

Aliases

arxiv: 1204.1691 · arxiv_version: 1204.1691v2 · doi: 10.48550/arxiv.1204.1691 · pith_short_12: KKTAWOIGWTPG · pith_short_16: KKTAWOIGWTPGSEB3 · pith_short_8: KKTAWOIG

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/KKTAWOIGWTPGSEB33255K7QGAL \
  | 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: 52a60b3906b4de69103bdebbd57e0602c11fb8e3bb7c71fddd454a4370b3fd84

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5155bba8340d9414e35adfd156f951ed3adf6a9a9f1441de22f66aed7a1c6bd7",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-04-07T23:19:59Z",
    "title_canon_sha256": "835105cf59e44321404feacde4aa12e83444ae800ee9ddd6bfaa526561f17aca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.1691",
    "kind": "arxiv",
    "version": 2
  }
}