Pith Number

pith:L7QAG65T

pith:2011:L7QAG65TU3QSTO5MYLA7QFEG44

not attested not anchored not stored refs pending

Measuring the dark matter equation of state

Ana Laura Serra, Mariano Javier de Le\'on Dom\'inguez Romero

arxiv:1103.5465 v2 · 2011-03-28 · gr-qc · 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{L7QAG65TU3QSTO5MYLA7QFEG44}

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	2026-05-18T02:02:43.945399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fe0037bb3a6e129bbacc2c1f81486e72e688a4aef11ae7e6ab1f118ae0b23d5

Aliases

arxiv: 1103.5465 · arxiv_version: 1103.5465v2 · doi: 10.48550/arxiv.1103.5465 · pith_short_12: L7QAG65TU3QS · pith_short_16: L7QAG65TU3QSTO5M · pith_short_8: L7QAG65T

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/L7QAG65TU3QSTO5MYLA7QFEG44 \
  | 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: 5fe0037bb3a6e129bbacc2c1f81486e72e688a4aef11ae7e6ab1f118ae0b23d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11fe0d494b3e202399d5456cfb77c3cdc9e8d0af981dd4e323e1557bb2400c87",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-03-28T20:00:06Z",
    "title_canon_sha256": "300cbea5f5175a03da1b9b5c3a9d52eb8daac1a08d78d5bdbc0ff8504749021e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.5465",
    "kind": "arxiv",
    "version": 2
  }
}