Pith Number

pith:DA64HJOY

pith:1999:DA64HJOY62Q3752Q43PRB3EQ2V

not attested not anchored not stored refs pending

Phases of Brans-Dicke cosmology(II):Matter from NS-NS sector

Chanyong Park, Sang-Jin Sin (Hnayang Univ.), Sunggeun Lee

arxiv:gr-qc/9909011 v1 · 1999-09-03 · 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{DA64HJOY62Q3752Q43PRB3EQ2V}

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	2026-07-04T14:26:23.820387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

183dc3a5d8f6a1bff750e6df10ec90d5768634f1268be9b87fb9d4b3da62e027

Aliases

arxiv: gr-qc/9909011 · arxiv_version: gr-qc/9909011v1 · doi: 10.48550/arxiv.gr-qc/9909011 · pith_short_12: DA64HJOY62Q3 · pith_short_16: DA64HJOY62Q3752Q · pith_short_8: DA64HJOY

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/DA64HJOY62Q3752Q43PRB3EQ2V \
  | 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: 183dc3a5d8f6a1bff750e6df10ec90d5768634f1268be9b87fb9d4b3da62e027

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa2fc3ce7c9e06ea6fdf8cc94de611afdc077a8b781ecd82a42985235197295c",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-09-03T02:04:02Z",
    "title_canon_sha256": "8ab132c67e8ab391b6a0d6a7da88a6a14b6cc5b540bd044641b25c8c4cd57c35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9909011",
    "kind": "arxiv",
    "version": 1
  }
}