Pith Number

pith:DRRWRQDH

pith:2015:DRRWRQDHMAQ4GMEBH6G7XCVXA3

not attested not anchored not stored refs pending

Scalar - Tensor gravity with scalar -matter direct coupling and its cosmological probe

Chol Jun Kim, Jik Su Kim, Sin Chol Hwang, Yong Hae Ko

arxiv:1506.09121 v1 · 2015-06-30 · astro-ph.CO · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DRRWRQDHMAQ4GMEBH6G7XCVXA3}

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	2026-05-18T00:38:04.680662Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c6368c0676021c330813f8dfb8ab706fb762032680182ee1aa103deca3c1888

Aliases

arxiv: 1506.09121 · arxiv_version: 1506.09121v1 · doi: 10.48550/arxiv.1506.09121 · pith_short_12: DRRWRQDHMAQ4 · pith_short_16: DRRWRQDHMAQ4GMEB · pith_short_8: DRRWRQDH

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/DRRWRQDHMAQ4GMEBH6G7XCVXA3 \
  | 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: 1c6368c0676021c330813f8dfb8ab706fb762032680182ee1aa103deca3c1888

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2f4b657b42b238afe5414a41e54b109817b56135a055b1b4e1440290bdb778c",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-06-30T15:34:54Z",
    "title_canon_sha256": "4262a826f62f375000ff67a8e4ee7dc932b03955d7b478292d14ebed6db2f205"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.09121",
    "kind": "arxiv",
    "version": 1
  }
}