Pith Number

pith:Z4HAIBXF

pith:2021:Z4HAIBXFS4KZDQQQTSQ6ELHZM4

not attested not anchored not stored refs pending

The halo mass function and inner structure of ETHOS haloes at high redshift

(2) UNM, (3) MIT), Francis-Yan Cyr-Racine (2), Jes\'us Zavala (1), Mark Vogelsberger (3) ((1) University of Iceland, Sebastian Bohr (1)

arxiv:2101.08790 v2 · 2021-01-21 · 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{Z4HAIBXFS4KZDQQQTSQ6ELHZM4}

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	2026-07-05T02:53:33.453926Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf0e0406e5971591c2109ca1e22cf967208eb3eb9e8b795d983ddbe772fb1b05

Aliases

arxiv: 2101.08790 · arxiv_version: 2101.08790v2 · doi: 10.48550/arxiv.2101.08790 · pith_short_12: Z4HAIBXFS4KZ · pith_short_16: Z4HAIBXFS4KZDQQQ · pith_short_8: Z4HAIBXF

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/Z4HAIBXFS4KZDQQQTSQ6ELHZM4 \
  | 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: cf0e0406e5971591c2109ca1e22cf967208eb3eb9e8b795d983ddbe772fb1b05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc067c0ef3d7f246af6e0a48fc05b346f858d593746f7c5d2e8ea5da074320ed",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2021-01-21T19:00:01Z",
    "title_canon_sha256": "a07ed9810d34dce56dbc854bf2a8acdcf2801d8070fd5da6574cd3933bff2ddb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.08790",
    "kind": "arxiv",
    "version": 2
  }
}