Pith Number

pith:5U7AKYNZ

pith:2013:5U7AKYNZOWSMX2N5AI73R23OTM

not attested not anchored not stored refs pending

Analytical approximation of Blasius' similarity solution with rigorous error bounds

O. Costin, S. Tanveer

arxiv:1303.1416 v1 · 2013-03-06 · math.CA · math-ph · math.MP · 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{5U7AKYNZOWSMX2N5AI73R23OTM}

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	2026-05-18T03:31:43.565753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed3e0561b975a4cbe9bd023fb8eb6e9b140c45fe9e10c127b10ff8a6a0a204a1

Aliases

arxiv: 1303.1416 · arxiv_version: 1303.1416v1 · doi: 10.48550/arxiv.1303.1416 · pith_short_12: 5U7AKYNZOWSM · pith_short_16: 5U7AKYNZOWSMX2N5 · pith_short_8: 5U7AKYNZ

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/5U7AKYNZOWSMX2N5AI73R23OTM \
  | 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: ed3e0561b975a4cbe9bd023fb8eb6e9b140c45fe9e10c127b10ff8a6a0a204a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "459767e4d37e26b9c295e75650599bdb433efe153a392b7f412db41550c8d455",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CA",
    "submitted_at": "2013-03-06T18:35:50Z",
    "title_canon_sha256": "a3aed4f8d6b74082679659801365b204b78d48afbb6b9f3870512470e6797b04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.1416",
    "kind": "arxiv",
    "version": 1
  }
}