Pith Number

pith:LEQG2G7S

pith:2013:LEQG2G7SPYWQJITHD2PDQRUWLC

not attested not anchored not stored refs pending

A one-parameter formula for testing slow-roll dark energy: observational prospects

Joel Zinn, J. Richard Gott III, Zachary Slepian

arxiv:1301.4611 v2 · 2013-01-19 · 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{LEQG2G7SPYWQJITHD2PDQRUWLC}

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	2026-05-18T01:52:05.501253Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59206d1bf27e2d04a2671e9e384696589c77a57e06583a6dbe13eae15283e83a

Aliases

arxiv: 1301.4611 · arxiv_version: 1301.4611v2 · doi: 10.48550/arxiv.1301.4611 · pith_short_12: LEQG2G7SPYWQ · pith_short_16: LEQG2G7SPYWQJITH · pith_short_8: LEQG2G7S

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/LEQG2G7SPYWQJITHD2PDQRUWLC \
  | 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: 59206d1bf27e2d04a2671e9e384696589c77a57e06583a6dbe13eae15283e83a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "171cc4de2c95c968fdcb663604911617b75a71357b2650b71c9e974d9ccb4a39",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-01-19T23:46:54Z",
    "title_canon_sha256": "b367fc3f13223d766b13cb5762932df16aeabe79b355c681e204c331ed1ebee4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4611",
    "kind": "arxiv",
    "version": 2
  }
}