Pith Number

pith:KMHH5WZH

pith:2024:KMHH5WZH3M2GTJL5IBYJLGTQLA

not attested not anchored not stored refs pending

The HI Mass Function of the Local Universe: Combining Measurements from HIPASS, ALFALFA and FASHI

Chuan-Peng Zhang, Haojie Xu, Hong Guo, Jie Wang, Jing Wang, Michael G. Jones, Ming Zhu, Peng Jiang, Wenlin Ma

arxiv:2411.09903 v2 · 2024-11-15 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KMHH5WZH3M2GTJL5IBYJLGTQLA}

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

1 paper in Pith

Weak Evolution of Cosmic Atomic Hydrogen over the Past 4.5 Billion Years

Receipt and verification

First computed	2026-07-05T10:40:14.120045Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

530e7edb27db3469a57d4070959a705821108d7d4b1091cfc8d426c2552f28ad

Aliases

arxiv: 2411.09903 · arxiv_version: 2411.09903v2 · doi: 10.48550/arxiv.2411.09903 · pith_short_12: KMHH5WZH3M2G · pith_short_16: KMHH5WZH3M2GTJL5 · pith_short_8: KMHH5WZH

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/KMHH5WZH3M2GTJL5IBYJLGTQLA \
  | 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: 530e7edb27db3469a57d4070959a705821108d7d4b1091cfc8d426c2552f28ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5809032721af1a5f33cb9879cd3c02a80260df15415237d48c97a0cb90c2652",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2024-11-15T02:55:29Z",
    "title_canon_sha256": "9b0ecf7381e751e486fa27f67b36251ba82b3b30613333d76542bfc3f15cd33f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.09903",
    "kind": "arxiv",
    "version": 2
  }
}