Pith Number

pith:ZX3LUNBZ

pith:2019:ZX3LUNBZJ7JFR2PWLWII77FCGC

not attested not anchored not stored refs pending

Design of a magnetically actuated flapping wing contrivance

Alex Fisher, Jason Paul, Sridhar Ravi

arxiv:1903.07275 v1 · 2019-03-18 · physics.app-ph · 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{ZX3LUNBZJ7JFR2PWLWII77FCGC}

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	2026-05-17T23:51:01.900490Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cdf6ba34394fd258e9f65d908ffca2308e1f4c09d21c46e7906436467824df64

Aliases

arxiv: 1903.07275 · arxiv_version: 1903.07275v1 · doi: 10.48550/arxiv.1903.07275 · pith_short_12: ZX3LUNBZJ7JF · pith_short_16: ZX3LUNBZJ7JFR2PW · pith_short_8: ZX3LUNBZ

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/ZX3LUNBZJ7JFR2PWLWII77FCGC \
  | 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: cdf6ba34394fd258e9f65d908ffca2308e1f4c09d21c46e7906436467824df64

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5daf71611d2a4892275059bea72e3b1e0d59b940cfad50443c7200db38cf1db0",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.app-ph",
    "submitted_at": "2019-03-18T06:58:25Z",
    "title_canon_sha256": "699395dd66c439a91a76f6dc7bd9d9facfc7a2d010f29722bd50581bf8f007d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.07275",
    "kind": "arxiv",
    "version": 1
  }
}