Pith Number

pith:D3WHF7XL

pith:2009:D3WHF7XL3SSACKD655PVMB5MNK

not attested not anchored not stored refs pending

Observations of "wisps" in magnetohydrodynamic simulations of the Crab Nebula

N. Bucciantini, N.F. Camus, P.A. Hughes, S.S. Komissarov

arxiv:0907.3647 v3 · 2009-07-21 · astro-ph.HE · 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{D3WHF7XL3SSACKD655PVMB5MNK}

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	2026-05-18T02:12:55.034273Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1eec72feebdca401287eef5f5607ac6ab082ae8df2c85d78083ce1598f64e418

Aliases

arxiv: 0907.3647 · arxiv_version: 0907.3647v3 · doi: 10.48550/arxiv.0907.3647 · pith_short_12: D3WHF7XL3SSA · pith_short_16: D3WHF7XL3SSACKD6 · pith_short_8: D3WHF7XL

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/D3WHF7XL3SSACKD655PVMB5MNK \
  | 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: 1eec72feebdca401287eef5f5607ac6ab082ae8df2c85d78083ce1598f64e418

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c1ef48e3d37c4d7bb5e1e27e18cb338f45b9cf8c7fc0dac4e13e64b999bb5ad",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-07-21T13:20:14Z",
    "title_canon_sha256": "4dbfc04cceab1e9fb487852378f16fcef02d0c635abe6006bf043bd2526f9cfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.3647",
    "kind": "arxiv",
    "version": 3
  }
}