Pith Number

pith:Z74WAFOL

pith:2018:Z74WAFOL26NMRE7TOZR56KSWKC

not attested not anchored not stored refs pending

Testing the nature of Dark Energy with Precision Cosmological constraints

A. de la Macorra, E. Almaraz

arxiv:1805.01510 v1 · 2018-05-03 · 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{Z74WAFOL26NMRE7TOZR56KSWKC}

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	2026-05-18T00:02:34.833826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cff96015cbd79ac893f37663df2a5650a5c877cab247b396d4f47f1ad9c2c79b

Aliases

arxiv: 1805.01510 · arxiv_version: 1805.01510v1 · doi: 10.48550/arxiv.1805.01510 · pith_short_12: Z74WAFOL26NM · pith_short_16: Z74WAFOL26NMRE7T · pith_short_8: Z74WAFOL

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/Z74WAFOL26NMRE7TOZR56KSWKC \
  | 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: cff96015cbd79ac893f37663df2a5650a5c877cab247b396d4f47f1ad9c2c79b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16d3b54bb5de0ff9fa72833e01614aff85b07948fe4b921ec2f6cd38ee538092",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2018-05-03T18:53:47Z",
    "title_canon_sha256": "9a2608114f67c39ec3b7aef4a77ea71de842a6b17a7b8b0da67a2fcb139e789b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.01510",
    "kind": "arxiv",
    "version": 1
  }
}