Pith Number

pith:Z4W3T2JI

pith:2018:Z4W3T2JIZIY3WVSAMWI46HB5SQ

not attested not anchored not stored refs pending

Sounds and hydrodynamics of polar active fluids

Alexandre Morin, Delphine Geyer, Denis Bartolo

arxiv:1810.00585 v1 · 2018-10-01 · cond-mat.soft

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z4W3T2JIZIY3WVSAMWI46HB5SQ}

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	2026-05-18T00:03:44.978448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cf2db9e928ca31bb56406591cf1c3d941817b77108d84ef394d0bab87bf1fe1a

Aliases

arxiv: 1810.00585 · arxiv_version: 1810.00585v1 · doi: 10.48550/arxiv.1810.00585 · pith_short_12: Z4W3T2JIZIY3 · pith_short_16: Z4W3T2JIZIY3WVSA · pith_short_8: Z4W3T2JI

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/Z4W3T2JIZIY3WVSAMWI46HB5SQ \
  | 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: cf2db9e928ca31bb56406591cf1c3d941817b77108d84ef394d0bab87bf1fe1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27f13c547981a8dbddeb7be500015827848d0b042a4cd1dc7f3c6e5aa87f96ee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2018-10-01T09:09:23Z",
    "title_canon_sha256": "fb9ae24d42b9450b1435b0cb1c48157a41e28af57119ecde00700c8646b513af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00585",
    "kind": "arxiv",
    "version": 1
  }
}