Pith Number

pith:ZLUADUSI

pith:2015:ZLUADUSIRDU4WS4USIGNWIWLYF

not attested not anchored not stored refs pending

Combined constraints on deviations of dark energy from an ideal fluid from Euclid and Planck

Bjoern Malte Schaefer, Domenico Sapone, Elisabetta Majerotto

arxiv:1506.04609 v1 · 2015-06-15 · 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{ZLUADUSIRDU4WS4USIGNWIWLYF}

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	2026-05-18T01:23:58.070724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cae801d24888e9cb4b94920cdb22cbc1767e28c27ca967f84f9e5916eef99875

Aliases

arxiv: 1506.04609 · arxiv_version: 1506.04609v1 · doi: 10.48550/arxiv.1506.04609 · pith_short_12: ZLUADUSIRDU4 · pith_short_16: ZLUADUSIRDU4WS4U · pith_short_8: ZLUADUSI

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/ZLUADUSIRDU4WS4USIGNWIWLYF \
  | 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: cae801d24888e9cb4b94920cdb22cbc1767e28c27ca967f84f9e5916eef99875

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6312cc5fbd8de5332763c257b9e6ea52f47816d074098c341f5652ce9b8967f4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2015-06-15T14:18:28Z",
    "title_canon_sha256": "a2d4858883680ee9642b3dc81e67089df38bbc3e5666524d758bff76c1b4da9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.04609",
    "kind": "arxiv",
    "version": 1
  }
}