Pith Number

pith:4PGHJPVD

pith:2022:4PGHJPVDTXKA7KFQBF5I7LSXAC

not attested not anchored not stored refs pending

Data-driven assessment of arch vortices in simplified urban flows

Adri\'an Corrochano, \'Alvaro Mart\'inez-S\'anchez, Eneko Lazpita, Ricardo Vinuesa, Sergio Hoyas, Soledad Le Clainche

arxiv:2202.01667 v2 · 2022-02-03 · 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{4PGHJPVDTXKA7KFQBF5I7LSXAC}

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	2026-07-05T06:40:27.731419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3cc74bea39dd40fa8b0097a8fae5700a8f4e3f0de40a341aa0aaa6e9623f3f9

Aliases

arxiv: 2202.01667 · arxiv_version: 2202.01667v2 · doi: 10.48550/arxiv.2202.01667 · pith_short_12: 4PGHJPVDTXKA · pith_short_16: 4PGHJPVDTXKA7KFQ · pith_short_8: 4PGHJPVD

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/4PGHJPVDTXKA7KFQBF5I7LSXAC \
  | 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: e3cc74bea39dd40fa8b0097a8fae5700a8f4e3f0de40a341aa0aaa6e9623f3f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffd26b332b3169e78be83ebc3a546b399d25737e44ef686867aab70e6a2afd88",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2022-02-03T16:28:53Z",
    "title_canon_sha256": "83bda195133500b89c545a0575c5a60cbfa1fba21887e79fcfd3b7a7a4b117fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.01667",
    "kind": "arxiv",
    "version": 2
  }
}