Pith Number

pith:AFKUXZME

pith:2011:AFKUXZMETQIOQP3YG5T5PTXOOM

not attested not anchored not stored refs pending

Stability of curvature perturbation with new covariant form for energy-momentum transfer in dark sector

Cheng-Yi Sun, Rui-Hong Yue, Yu Song

arxiv:1110.1807 v1 · 2011-10-09 · 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{AFKUXZMETQIOQP3YG5T5PTXOOM}

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	2026-05-18T02:00:16.019948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01554be5849c10e83f783767d7ceee733a4306529ad94b8663e024dc05660354

Aliases

arxiv: 1110.1807 · arxiv_version: 1110.1807v1 · doi: 10.48550/arxiv.1110.1807 · pith_short_12: AFKUXZMETQIO · pith_short_16: AFKUXZMETQIOQP3Y · pith_short_8: AFKUXZME

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/AFKUXZMETQIOQP3YG5T5PTXOOM \
  | 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: 01554be5849c10e83f783767d7ceee733a4306529ad94b8663e024dc05660354

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8925aed1899fbc139e6c7fbd31c1b0a1af4ae6fdcb225307fdd1eeea2b19057d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-10-09T08:05:36Z",
    "title_canon_sha256": "9e881d23aa909303ad55415fe86412543b0e54581e0cc15b85526220eef9b4a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1807",
    "kind": "arxiv",
    "version": 1
  }
}