Pith Number

pith:SYL454VW

pith:2010:SYL454VWKRCWS42BDK7MZM4C73

not attested not anchored not stored refs pending

Vorticity from irrotationally forced flow

Axel Brandenburg, Fabio Del Sordo

arxiv:1009.0147 v2 · 2010-09-01 · 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{SYL454VWKRCWS42BDK7MZM4C73}

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	2026-05-18T04:15:16.811561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9617cef2b654456973411abeccb382feee484bbc8f94b6192e97ff2536357baf

Aliases

arxiv: 1009.0147 · arxiv_version: 1009.0147v2 · doi: 10.48550/arxiv.1009.0147 · pith_short_12: SYL454VWKRCW · pith_short_16: SYL454VWKRCWS42B · pith_short_8: SYL454VW

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/SYL454VWKRCWS42BDK7MZM4C73 \
  | 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: 9617cef2b654456973411abeccb382feee484bbc8f94b6192e97ff2536357baf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d0a79e8821594fa4341532a07a3b5bea96cb39098861a3a0dbcd8330ffe3556",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-09-01T09:53:57Z",
    "title_canon_sha256": "6f9fa52dcbdbfa9503ec1f4f8afcb842408ff3094c090a1c8d3525add8b373df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.0147",
    "kind": "arxiv",
    "version": 2
  }
}