Pith Number

pith:YMDHGHP2

pith:2024:YMDHGHP2OASZEK5GT2LFW5LCJX

not attested not anchored not stored refs pending

Free-form intelligent hydrodynamic metamaterials enabled by extreme anisotropy

Fubao Yang, Gaole Dai, Jiping Huang, Liujun Xu, Peng Jin, Yuhong Zhou

arxiv:2412.02964 v1 · 2024-12-04 · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YMDHGHP2OASZEK5GT2LFW5LCJX}

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	2026-07-05T09:44:22.740963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c306731dfa7025922ba69e965b75624dccff504e43561da4cb5f3fb191ed26f9

Aliases

arxiv: 2412.02964 · arxiv_version: 2412.02964v1 · doi: 10.48550/arxiv.2412.02964 · pith_short_12: YMDHGHP2OASZ · pith_short_16: YMDHGHP2OASZEK5G · pith_short_8: YMDHGHP2

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/YMDHGHP2OASZEK5GT2LFW5LCJX \
  | 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: c306731dfa7025922ba69e965b75624dccff504e43561da4cb5f3fb191ed26f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fd990b3c833818cbf4b2e7cbadb5992218d9a0d98a9505498cad59e1f4f06b4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2024-12-04T02:18:14Z",
    "title_canon_sha256": "ff4fa0e91fdc332a7dff6c847aa352b4a531651d29f6d4fa216ebd13fa654d10"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.02964",
    "kind": "arxiv",
    "version": 1
  }
}