Pith Number

pith:PHX4FR55

pith:2015:PHX4FR55XBOQEHFL7J5IXQGHPM

not attested not anchored not stored refs pending

Steady Prandtl Boundary Layer Expansion of Navier-Stokes Flows over a Rotating Disk

Sameer Iyer

arxiv:1508.06956 v2 · 2015-08-27 · math.AP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PHX4FR55XBOQEHFL7J5IXQGHPM}

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	2026-05-18T01:33:15.170148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79efc2c7bdb85d021cabfa7a8bc0c77b230262b3526ced97827d3bd84e4e0b53

Aliases

arxiv: 1508.06956 · arxiv_version: 1508.06956v2 · doi: 10.48550/arxiv.1508.06956 · pith_short_12: PHX4FR55XBOQ · pith_short_16: PHX4FR55XBOQEHFL · pith_short_8: PHX4FR55

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/PHX4FR55XBOQEHFL7J5IXQGHPM \
  | 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: 79efc2c7bdb85d021cabfa7a8bc0c77b230262b3526ced97827d3bd84e4e0b53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff5caee8ba7e1090d68db3ef0c04a129838f62ab51ef364b5dd71f828ca5e2c3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-08-27T18:04:55Z",
    "title_canon_sha256": "ea537dbef6a12b762db1990aa02166b2b723a6af20e334aa84097e43468c1a45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.06956",
    "kind": "arxiv",
    "version": 2
  }
}