Pith Number

pith:NQIQC4S2

pith:2012:NQIQC4S2IUHMMP2QWM3Q6L2RRX

not attested not anchored not stored refs pending

The Cerenkov effect revisited: from swimming ducks to zero modes in gravitational analogs

Germain Rousseaux, Iacopo Carusotto

arxiv:1202.3494 v1 · 2012-02-16 · physics.class-ph · cond-mat.other · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NQIQC4S2IUHMMP2QWM3Q6L2RRX}

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	2026-05-18T01:58:27.778129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c1101725a450ec63f50b3370f2f518dc08fc9b3eb73df10306540e6c574ea62

Aliases

arxiv: 1202.3494 · arxiv_version: 1202.3494v1 · doi: 10.48550/arxiv.1202.3494 · pith_short_12: NQIQC4S2IUHM · pith_short_16: NQIQC4S2IUHMMP2Q · pith_short_8: NQIQC4S2

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/NQIQC4S2IUHMMP2QWM3Q6L2RRX \
  | 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: 6c1101725a450ec63f50b3370f2f518dc08fc9b3eb73df10306540e6c574ea62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4927afbd2d4088e5a26f32974d6853cd8ff551cdd30d83f94690f4337081571",
    "cross_cats_sorted": [
      "cond-mat.other",
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2012-02-16T02:31:15Z",
    "title_canon_sha256": "90b98f3636f8d213202c3584974445a3e17351c852a14d565b7b675daaa14d65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3494",
    "kind": "arxiv",
    "version": 1
  }
}