Pith Number

pith:GRJ7TXTQ

pith:2014:GRJ7TXTQA5GMEZSQCADF3ZAKCE

not attested not anchored not stored refs pending

Upstream open loop control of the recirculation area downstream of a backward-facing step

Jean-Luc Aider, Nicolas Gautier

arxiv:1405.0916 v1 · 2014-05-05 · 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{GRJ7TXTQA5GMEZSQCADF3ZAKCE}

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	2026-05-18T01:43:17.886628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3453f9de70074cc2665010065de40a112408f2dd49718d8ab1159f1b047a67f5

Aliases

arxiv: 1405.0916 · arxiv_version: 1405.0916v1 · doi: 10.48550/arxiv.1405.0916 · pith_short_12: GRJ7TXTQA5GM · pith_short_16: GRJ7TXTQA5GMEZSQ · pith_short_8: GRJ7TXTQ

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/GRJ7TXTQA5GMEZSQCADF3ZAKCE \
  | 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: 3453f9de70074cc2665010065de40a112408f2dd49718d8ab1159f1b047a67f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e3c1b2ec3d9b850c7b708fcaa38cd12757ff627193c94ca6bab3231301a9983d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2014-05-05T14:59:44Z",
    "title_canon_sha256": "e839986d32597e9a2a540e63750efeff52b4fc2c26a394606220ff0b2ebae110"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.0916",
    "kind": "arxiv",
    "version": 1
  }
}