Pith Number

pith:FUDXBVNZ

pith:2012:FUDXBVNZCNR37UUCGFRXNBODCL

not attested not anchored not stored refs pending

A General Theory of Turbulent Fragmentation

Philip F. Hopkins (Caltech/Berkeley)

arxiv:1210.0903 v3 · 2012-10-02 · astro-ph.CO · astro-ph.EP · astro-ph.GA · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FUDXBVNZCNR37UUCGFRXNBODCL}

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	2026-05-18T03:19:35.176829Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d0770d5b91363bfd28231637685c312fcfbdd2db246703175cf3fd4382b0672

Aliases

arxiv: 1210.0903 · arxiv_version: 1210.0903v3 · doi: 10.48550/arxiv.1210.0903 · pith_short_12: FUDXBVNZCNR3 · pith_short_16: FUDXBVNZCNR37UUC · pith_short_8: FUDXBVNZ

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/FUDXBVNZCNR37UUCGFRXNBODCL \
  | 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: 2d0770d5b91363bfd28231637685c312fcfbdd2db246703175cf3fd4382b0672

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0bd7d34a844543750ec21a1a9e0f57e7718b840505e1387b46c3e643c6e8019",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.GA",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-10-02T20:00:01Z",
    "title_canon_sha256": "ad53e7e7012067460f059df002259331f83ebd0eb87dbc6b45e19e7bbce91520"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.0903",
    "kind": "arxiv",
    "version": 3
  }
}