Pith Number

pith:SYJVXJLS

pith:2013:SYJVXJLS2X5C65N57FZWT56D7N

not attested not anchored not stored refs pending

Fluid elasticity increases the locomotion of flexible swimmers

Eric Lauga, Julian Espinosa-Garcia, Roberto Zenit

arxiv:1303.3944 v1 · 2013-03-16 · 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{SYJVXJLS2X5C65N57FZWT56D7N}

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	2026-05-18T03:30:40.443498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96135ba572d5fa2f75bdf97369f7c3fb61c98bed283c6631d065b41b28848696

Aliases

arxiv: 1303.3944 · arxiv_version: 1303.3944v1 · doi: 10.48550/arxiv.1303.3944 · pith_short_12: SYJVXJLS2X5C · pith_short_16: SYJVXJLS2X5C65N5 · pith_short_8: SYJVXJLS

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/SYJVXJLS2X5C65N57FZWT56D7N \
  | 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: 96135ba572d5fa2f75bdf97369f7c3fb61c98bed283c6631d065b41b28848696

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb7f6a4597cf04d45b4cedcb8876ee02ab89f70f578dfff5fda9a4eb91297ac5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2013-03-16T04:43:38Z",
    "title_canon_sha256": "6e9294d7ce40a96c551a0594cb6017a5ad379bba4752603d7ffaa4bed66a1190"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.3944",
    "kind": "arxiv",
    "version": 1
  }
}