Pith Number

pith:HEYBOIPB

pith:2008:HEYBOIPBNFOUY6PPWOLCVC3XGC

not attested not anchored not stored refs pending

Collapse Barriers and Halo Abundance: Testing the Excursion Set Ansatz

Andrew Zentner (UPitt), Andrey Kravtsov (KICP/UChicago), Brant Robertson (KICP/UChicago), Jeremy Tinker (KICP/UChicago/BCCP/UCB)

arxiv:0812.3148 v2 · 2008-12-16 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HEYBOIPBNFOUY6PPWOLCVC3XGC}

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

Segmenting proto-halos with vision transformers

Receipt and verification

First computed	2026-05-18T04:29:24.430205Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39301721e1695d4c79efb3962a8b77309e687e704dda2efb34be57a8c75b0f1c

Aliases

arxiv: 0812.3148 · arxiv_version: 0812.3148v2 · doi: 10.48550/arxiv.0812.3148 · pith_short_12: HEYBOIPBNFOU · pith_short_16: HEYBOIPBNFOUY6PP · pith_short_8: HEYBOIPB

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/HEYBOIPBNFOUY6PPWOLCVC3XGC \
  | 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: 39301721e1695d4c79efb3962a8b77309e687e704dda2efb34be57a8c75b0f1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95908f9ca3e147255219d0503b7bf5f301276792110ea27f5d793a2d0b62059a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-16T21:00:03Z",
    "title_canon_sha256": "fb4ab63df08d82534d83f3db1f2080b0b6fa0173a8b1b6f72fe406a101945c54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.3148",
    "kind": "arxiv",
    "version": 2
  }
}