Pith Number

pith:Z2REVQK7

pith:2022:Z2REVQK7GGDIYDFJABTL2EUAQS

not attested not anchored not stored refs pending

Seeking the growth of the first black hole seeds with JWST

Alessandro Trinca, Luca Graziani, Marta Volonteri, Raffaella Schneider, Roberto Maiolino, Rosa Valiante

arxiv:2211.01389 v2 · 2022-11-02 · 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{Z2REVQK7GGDIYDFJABTL2EUAQS}

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	2026-07-05T05:30:17.383856Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cea24ac15f31868c0ca90066bd1280848ce9604955628fbd07699de68305471d

Aliases

arxiv: 2211.01389 · arxiv_version: 2211.01389v2 · doi: 10.48550/arxiv.2211.01389 · pith_short_12: Z2REVQK7GGDI · pith_short_16: Z2REVQK7GGDIYDFJ · pith_short_8: Z2REVQK7

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/Z2REVQK7GGDIYDFJABTL2EUAQS \
  | 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: cea24ac15f31868c0ca90066bd1280848ce9604955628fbd07699de68305471d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1deedf62e15e5fda02548eb8bc8b07a2680c68949be3a409394bb62cce21c1e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-11-02T18:00:02Z",
    "title_canon_sha256": "ee3f5b349e191006448cba6583e2be8d3c39b8b9ffeba7cb8beea1547052772a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.01389",
    "kind": "arxiv",
    "version": 2
  }
}