Pith Number

pith:YG5MYCTI

pith:2022:YG5MYCTID2BD6GSMEF4R5OTTME

not attested not anchored not stored refs pending

An empirical measurement of the Halo Mass Function from the combination of GAMA DR4, SDSS DR12, and REFLEX II data

Aaron S. G. Robotham, Andrew Hopkins, Benne W. Holwerda, Claudia Lagos, Danail Obreschkow, Edward N. Taylor, Ivan K. Baldry, Jochen Liske, John A. Peacock, Jon Loveday, Joss Bland-Hawthorn, Michelle Cluver, Sabine Bellstedt, Sarah Brough, Simon P. Driver, Steven Phillipps

arxiv:2203.08540 v1 · 2022-03-16 · 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{YG5MYCTID2BD6GSMEF4R5OTTME}

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	2026-07-05T04:13:54.383403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1bacc0a681e823f1a4c21791eba73611bd4e4f60f65b09b54eede9caa099399

Aliases

arxiv: 2203.08540 · arxiv_version: 2203.08540v1 · doi: 10.48550/arxiv.2203.08540 · pith_short_12: YG5MYCTID2BD · pith_short_16: YG5MYCTID2BD6GSM · pith_short_8: YG5MYCTI

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/YG5MYCTID2BD6GSMEF4R5OTTME \
  | 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: c1bacc0a681e823f1a4c21791eba73611bd4e4f60f65b09b54eede9caa099399

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5600905dafbfb4d287d0bd28066365e7c7ae55525888cd6b44b34c285b954cb5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-03-16T11:05:04Z",
    "title_canon_sha256": "4ff7d79a77a91d6e5262940b58305f353a3062f7c36d16bd5e879690024c45c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.08540",
    "kind": "arxiv",
    "version": 1
  }
}