Pith Number

pith:VOWWY4U7

pith:2012:VOWWY4U7IQ7WE674A55PMIC6BN

not attested not anchored not stored refs pending

Dynamic of the accelerated expansion of the universe in the DGP model

V. Q. Phong

arxiv:1207.2365 v1 · 2012-07-10 · astro-ph.CO · 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{VOWWY4U7IQ7WE674A55PMIC6BN}

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	2026-05-18T02:21:08.408424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abad6c729f443f627bfc077af6205e0b5ab1f3ba85bdd96930fc09ae886f6edc

Aliases

arxiv: 1207.2365 · arxiv_version: 1207.2365v1 · doi: 10.48550/arxiv.1207.2365 · pith_short_12: VOWWY4U7IQ7W · pith_short_16: VOWWY4U7IQ7WE674 · pith_short_8: VOWWY4U7

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/VOWWY4U7IQ7WE674A55PMIC6BN \
  | 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: abad6c729f443f627bfc077af6205e0b5ab1f3ba85bdd96930fc09ae886f6edc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a81befca89d67bdcb5c9d5a9a6f6950f37f10708ae06e513c48f1db23c3827a",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-07-10T14:21:35Z",
    "title_canon_sha256": "dc240e3545a9d859bf0623ceccc7f4e6afb9abe83a275fc67f7d0c5b8bdd50b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.2365",
    "kind": "arxiv",
    "version": 1
  }
}