Pith Number

pith:I2EJTZDX

pith:2017:I2EJTZDXDVHDTCSKEGTDUGR5AD

not attested not anchored not stored refs pending

A spatially optimized wind tunnel

Nico Reinke

arxiv:1703.01079 v1 · 2017-03-03 · 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{I2EJTZDXDVHDTCSKEGTDUGR5AD}

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	2026-05-18T00:49:36.083238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

468899e4771d4e398a4a21a63a1a3d00d6aab6d12373630484e4c6176e2a087c

Aliases

arxiv: 1703.01079 · arxiv_version: 1703.01079v1 · doi: 10.48550/arxiv.1703.01079 · pith_short_12: I2EJTZDXDVHD · pith_short_16: I2EJTZDXDVHDTCSK · pith_short_8: I2EJTZDX

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/I2EJTZDXDVHDTCSKEGTDUGR5AD \
  | 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: 468899e4771d4e398a4a21a63a1a3d00d6aab6d12373630484e4c6176e2a087c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9b87a1f3574957eef72e1607e74828b6e1214ec21b3b30d0543a977ee6f51d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2017-03-03T08:43:03Z",
    "title_canon_sha256": "fbf7d1e474b323407d197b054b5edf197d0a79b1e7bda18b3c685198e2782738"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.01079",
    "kind": "arxiv",
    "version": 1
  }
}