Pith Number

pith:QGBQHZSJ

pith:2013:QGBQHZSJMF3YIIYG475GFIXA5R

not attested not anchored not stored refs pending

Dark Energy: A Short Review

David H. Weinberg, Martin White, Michael J. Mortonson

arxiv:1401.0046 v1 · 2013-12-30 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGBQHZSJMF3YIIYG475GFIXA5R}

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	2026-05-18T03:03:31.230581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

818303e6496177842306e7fa62a2e0ec4a708b9fc14eb578d40255e641bb3294

Aliases

arxiv: 1401.0046 · arxiv_version: 1401.0046v1 · doi: 10.48550/arxiv.1401.0046 · pith_short_12: QGBQHZSJMF3Y · pith_short_16: QGBQHZSJMF3YIIYG · pith_short_8: QGBQHZSJ

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/QGBQHZSJMF3YIIYG475GFIXA5R \
  | 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: 818303e6496177842306e7fa62a2e0ec4a708b9fc14eb578d40255e641bb3294

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5100e23540b6deef235348b9556d44c50c4338effafd0ecd519a7c865f011534",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-12-30T22:50:09Z",
    "title_canon_sha256": "2f2efa32b003310ab73abac431bcd2e4028585e9597ccaf65163a50e8f6585bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.0046",
    "kind": "arxiv",
    "version": 1
  }
}