Pith Number

pith:2BQJPAAX

pith:2021:2BQJPAAXSXM3MWA7YUH4JPWBTB

not attested not anchored not stored refs pending

The Single-Cloud Star Formation Relation

Christoph Federrath, Joseph L. Hora, Judith L. Pipher, Mark Heyer, Mark R. Krumholz, Philip C. Myers, Riwaj Pokhrel, Robert A. Gutermuth, Shivan Khullar, Stella S. R. Offner, S. Thomas Megeath, Thomas Henning, William J. Fischer

arxiv:2104.04551 v1 · 2021-04-09 · astro-ph.GA · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2BQJPAAXSXM3MWA7YUH4JPWBTB}

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	2026-07-05T02:37:12.085942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d06097801795d9b6581fc50fc4bec19855f20eb45498aa1c69e5f9c1b282efb6

Aliases

arxiv: 2104.04551 · arxiv_version: 2104.04551v1 · doi: 10.48550/arxiv.2104.04551 · pith_short_12: 2BQJPAAXSXM3 · pith_short_16: 2BQJPAAXSXM3MWA7 · pith_short_8: 2BQJPAAX

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/2BQJPAAXSXM3MWA7YUH4JPWBTB \
  | 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: d06097801795d9b6581fc50fc4bec19855f20eb45498aa1c69e5f9c1b282efb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9da607ac3d35bb8517e6a86d08fa9647915e16ab919f9113da73e7e5c5b529f4",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-04-09T18:31:15Z",
    "title_canon_sha256": "4422ce7d8e1b4ca9519a7b5c172516bf938169bc55ba5a1513cc590317f670cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.04551",
    "kind": "arxiv",
    "version": 1
  }
}