Pith Number

pith:MX6IF3SL

pith:2009:MX6IF3SL2FZFATEOSX4YOU67JU

not attested not anchored not stored refs pending

Determining scalar field potential in power-law cosmology with observational data

Burin Gumjudpai (IF, Kiattisak Thepsuriya (IF, Naresuan U.)

arxiv:0904.2743 v2 · 2009-04-17 · 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{MX6IF3SL2FZFATEOSX4YOU67JU}

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	2026-05-18T04:07:43.301104Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65fc82ee4bd172504c8e95f98753df4d3f6c7eda1143870b7932346bf16db0db

Aliases

arxiv: 0904.2743 · arxiv_version: 0904.2743v2 · doi: 10.48550/arxiv.0904.2743 · pith_short_12: MX6IF3SL2FZF · pith_short_16: MX6IF3SL2FZFATEO · pith_short_8: MX6IF3SL

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/MX6IF3SL2FZFATEOSX4YOU67JU \
  | 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: 65fc82ee4bd172504c8e95f98753df4d3f6c7eda1143870b7932346bf16db0db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5636aad96d736ea481e1be04c6a7ef1fde92b7c6e13be20f3003609f7dd503e9",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-04-17T16:45:31Z",
    "title_canon_sha256": "f63a7207867d9f89a89d4b8239bf6cf7457cef084877499274d3d1cd54f97d23"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2743",
    "kind": "arxiv",
    "version": 2
  }
}