Pith Number

pith:MMTIB7DP

pith:2025:MMTIB7DPVN3BOEHWGODKZKL2GB

not attested not anchored not stored refs pending

Could We Be Fooled about Phantom Crossing?

Arman Shafieloo, Ryan E. Keeley, William L. Matthewson

arxiv:2506.15091 v1 · 2025-06-18 · 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{MMTIB7DPVN3BOEHWGODKZKL2GB}

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.

Cited by

7 papers in Pith

Late-Time Oscillating Quintessence in Light of DESI

Reconstructing dark energy with fewer assumptions

Effective Phantom Dark Energy: What Cosmological Reconstruction Does and Does Not Imply

No evidence for phantom crossing: local goodness-of-fit improvements do not persist under global Bayesian model comparison

Exploring the interplay of late-time dynamical dark energy and new physics before recombination

Receipt and verification

First computed	2026-07-05T11:23:36.876322Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

632680fc6fab761710f63386aca97a307c437863a77c62df20f83316ed7497b1

Aliases

arxiv: 2506.15091 · arxiv_version: 2506.15091v1 · doi: 10.48550/arxiv.2506.15091 · pith_short_12: MMTIB7DPVN3B · pith_short_16: MMTIB7DPVN3BOEHW · pith_short_8: MMTIB7DP

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/MMTIB7DPVN3BOEHWGODKZKL2GB \
  | 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: 632680fc6fab761710f63386aca97a307c437863a77c62df20f83316ed7497b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f6bea8c1018e50e5cfb0b53134a7176e85ceba898c972a676b2b41f374a0344",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-06-18T03:01:39Z",
    "title_canon_sha256": "f54947beacb64e5c0794b8d0362f1954d155145ffc2246d74dfbd966fbeb6f4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.15091",
    "kind": "arxiv",
    "version": 1
  }
}