Pith Number

pith:DK4RWXD4

pith:2026:DK4RWXD4VDUH4Q5JR5ZW4S7VTR

not attested not anchored not stored refs pending

Unveiling dark energy properties with high-sensitivity cross-correlations of neutral hydrogen intensity mapping and galaxy surveys

Alessandro Marins, Chang Feng, Filipe B. Abdalla

arxiv:2607.17141 v1 · 2026-07-19 · 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{DK4RWXD4VDUH4Q5JR5ZW4S7VTR}

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	2026-07-21T01:21:17.796160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1ab91b5c7ca8e87e43a98f736e4bf59c4e09e0d72dd22d8783160b3a0ea49f63

Aliases

arxiv: 2607.17141 · arxiv_version: 2607.17141v1 · doi: 10.48550/arxiv.2607.17141 · pith_short_12: DK4RWXD4VDUH · pith_short_16: DK4RWXD4VDUH4Q5J · pith_short_8: DK4RWXD4

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/DK4RWXD4VDUH4Q5JR5ZW4S7VTR \
  | 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: 1ab91b5c7ca8e87e43a98f736e4bf59c4e09e0d72dd22d8783160b3a0ea49f63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e7824b5bdc8e92c06b941ea43387a51f7774521d533d5f1d92ffc512df1606a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-07-19T08:55:35Z",
    "title_canon_sha256": "c7618ffe99f85bab429834cddb8c907b35a7837274a164ddaa0e3cee4295120c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.17141",
    "kind": "arxiv",
    "version": 1
  }
}