Pith Number

pith:KXUPQFDN

pith:2012:KXUPQFDNCXT3RY53IV7N7OUGQA

not attested not anchored not stored refs pending

QCD modified ghost scalar field dark energy models

K. Karami, M. Mousivand, S. Asadzadeh, Z. Safari

arxiv:1209.2044 v2 · 2012-09-05 · physics.gen-ph · 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{KXUPQFDNCXT3RY53IV7N7OUGQA}

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	2026-05-18T03:27:01.481793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55e8f8146d15e7b8e3bb457edfba86802ff75dd4af36234a678d5a7fa2a7fd3b

Aliases

arxiv: 1209.2044 · arxiv_version: 1209.2044v2 · doi: 10.48550/arxiv.1209.2044 · pith_short_12: KXUPQFDNCXT3 · pith_short_16: KXUPQFDNCXT3RY53 · pith_short_8: KXUPQFDN

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/KXUPQFDNCXT3RY53IV7N7OUGQA \
  | 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: 55e8f8146d15e7b8e3bb457edfba86802ff75dd4af36234a678d5a7fa2a7fd3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4f60114443e053a41ef4372d0e117f355a978149a3815cd6d25604ee6e8668d",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2012-09-05T23:44:56Z",
    "title_canon_sha256": "e81204dc7292a9765e3abebc6665d691033cfdda998be267bc96ad4ef4c4141d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2044",
    "kind": "arxiv",
    "version": 2
  }
}