Pith Number

pith:PWL7XPU2

pith:2018:PWL7XPU2SH2I7IRIVWUK54K4W3

not attested not anchored not stored refs pending

The Buchdahl Stability Bound in Eddington-inspired Born-Infeld Gravity

Chao-Qiang Geng, Ling-Wei Luo, Wei-Xiang Feng

arxiv:1810.06753 v4 · 2018-10-15 · 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{PWL7XPU2SH2I7IRIVWUK54K4W3}

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	2026-05-17T23:40:11.540063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d97fbbe9a91f48fa228ada8aef15cb6e0150db7b4aedd6c992383fd979668f7

Aliases

arxiv: 1810.06753 · arxiv_version: 1810.06753v4 · doi: 10.48550/arxiv.1810.06753 · pith_short_12: PWL7XPU2SH2I · pith_short_16: PWL7XPU2SH2I7IRI · pith_short_8: PWL7XPU2

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/PWL7XPU2SH2I7IRIVWUK54K4W3 \
  | 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: 7d97fbbe9a91f48fa228ada8aef15cb6e0150db7b4aedd6c992383fd979668f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbfa3b651d2266a5e293cabba1787cebcb030d5216e48d861028bb56b248d3b4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-10-15T23:43:36Z",
    "title_canon_sha256": "8c1a0b050c3e063e9e62cec13707689745470283038e2f0ca241cc2f316e9f0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.06753",
    "kind": "arxiv",
    "version": 4
  }
}