Pith Number

pith:35PAXYL5

pith:2015:35PAXYL5YIFXOC6I46M5UO4FBR

not attested not anchored not stored refs pending

Dodging the dark matter degeneracy while determining the dynamics of dark energy

Chris Clarkson, Vinicius C. Busti

arxiv:1505.01821 v2 · 2015-05-07 · 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{35PAXYL5YIFXOC6I46M5UO4FBR}

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	2026-05-18T01:14:26.047289Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df5e0be17dc20b770bc8e799da3b850c5d700014324516d0b25e589d64e059e3

Aliases

arxiv: 1505.01821 · arxiv_version: 1505.01821v2 · doi: 10.48550/arxiv.1505.01821 · pith_short_12: 35PAXYL5YIFX · pith_short_16: 35PAXYL5YIFXOC6I · pith_short_8: 35PAXYL5

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/35PAXYL5YIFXOC6I46M5UO4FBR \
  | 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: df5e0be17dc20b770bc8e799da3b850c5d700014324516d0b25e589d64e059e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9042e824434e19fd6921d145bfe8821e7ffd2ef507a00f75c7185e63abef4373",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-05-07T19:29:24Z",
    "title_canon_sha256": "466a272deb73d8522ecf7934e336f6c2cd763ce2165aca78306fdd0c5e1eeec9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01821",
    "kind": "arxiv",
    "version": 2
  }
}