Pith Number

pith:YNTZIUCS

pith:2020:YNTZIUCS6VP5EVS7R63GEMIZ42

not attested not anchored not stored refs pending

Instabilities in Metric-Affine Theories of Gravity

Adri\`a Delhom, Jose Beltr\'an Jim\'enez

arxiv:2004.11357 v1 · 2020-04-23 · 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{YNTZIUCS6VP5EVS7R63GEMIZ42}

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.

Cited by

2 papers in Pith

Degenerate higher-order scalar-tensor theories in metric-affine gravity

Naturally Light Distortion

Receipt and verification

First computed	2026-07-05T02:34:07.931339Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c367945052f55fd2565f8fb6623119e69db3b0ef68e0b0b2ab6228b963862417

Aliases

arxiv: 2004.11357 · arxiv_version: 2004.11357v1 · doi: 10.48550/arxiv.2004.11357 · pith_short_12: YNTZIUCS6VP5 · pith_short_16: YNTZIUCS6VP5EVS7 · pith_short_8: YNTZIUCS

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/YNTZIUCS6VP5EVS7R63GEMIZ42 \
  | 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: c367945052f55fd2565f8fb6623119e69db3b0ef68e0b0b2ab6228b963862417

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9dc888a66687244dea179d523d76b183a01f8f333de91d7966ba558b660174e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2020-04-23T17:55:54Z",
    "title_canon_sha256": "6039ba2eff8c18d3ca2f430f49c3eeaf8eed561a5ce3510056a9d2b5175691a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.11357",
    "kind": "arxiv",
    "version": 1
  }
}