Pith Number

pith:F3QCBVZL

pith:2009:F3QCBVZLUXD22OUOC2K5VYV3VM

not attested not anchored not stored refs pending

Particles-vortex interactions and flow visualization in He4

Carlo F. Barenghi, Yuri A. Sergeev

arxiv:0909.4451 v1 · 2009-09-24 · cond-mat.other

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F3QCBVZLUXD22OUOC2K5VYV3VM}

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	2026-05-18T02:11:38.021235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ee020d72ba5c7ad3a8e1695dae2bbab1fc33659ceaf2468e04a58a7be16b5d4

Aliases

arxiv: 0909.4451 · arxiv_version: 0909.4451v1 · doi: 10.48550/arxiv.0909.4451 · pith_short_12: F3QCBVZLUXD2 · pith_short_16: F3QCBVZLUXD22OUO · pith_short_8: F3QCBVZL

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/F3QCBVZLUXD22OUOC2K5VYV3VM \
  | 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: 2ee020d72ba5c7ad3a8e1695dae2bbab1fc33659ceaf2468e04a58a7be16b5d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab6917ce4df752c4264b46c665d917e610101bde20e682a2394d1b11c77cd06b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.other",
    "submitted_at": "2009-09-24T11:01:04Z",
    "title_canon_sha256": "be6a9f0699e83b6ed24d74e9cf047a03494475584aea8d465d1bfb7091e9dca7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.4451",
    "kind": "arxiv",
    "version": 1
  }
}