Pith Number

pith:MP35UTSD

pith:2026:MP35UTSDLP6N6WAGKB6ZUQXPVO

not attested not anchored not stored refs pending

Cosmology from HI galaxy surveys with the SKA

Ainulnabilah Nasirudin, Benedict Bahr-Kalus, Gabriella De Lucia, Hengxing Pan, Jo\"el Mayor, Jos\'e Fonseca, Liantsoa F. Randrianjanahary, Marta Spinelli, Philip Bull, Stefano Camera, Ziad Sakr

arxiv:2607.00827 v1 · 2026-07-01 · 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{MP35UTSDLP6N6WAGKB6ZUQXPVO}

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	2026-07-02T01:18:20.845826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

63f7da4e435bfcdf5806507d9a42efabb322061d56ad72e2c8e75594467c04a5

Aliases

arxiv: 2607.00827 · arxiv_version: 2607.00827v1 · doi: 10.48550/arxiv.2607.00827 · pith_short_12: MP35UTSDLP6N · pith_short_16: MP35UTSDLP6N6WAG · pith_short_8: MP35UTSD

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/MP35UTSDLP6N6WAGKB6ZUQXPVO \
  | 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: 63f7da4e435bfcdf5806507d9a42efabb322061d56ad72e2c8e75594467c04a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e0bb82337241dd8afc9de2ae1d374c52d2616c3d54bbe07ddeb31fe733cb35d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-07-01T11:49:10Z",
    "title_canon_sha256": "9ba97c01e7c3dffa96aad30654a30e02a1134ff5948571174e48e79f71772289"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.00827",
    "kind": "arxiv",
    "version": 1
  }
}