Pith Number

pith:5QSEPYM7

pith:2019:5QSEPYM7CCXR3WDLM763AC2K4H

not attested not anchored not stored refs pending

Analysis of a thin film approximation for two-fluid Taylord-Couette flows

Juan J. L. Vel\'azquez, Tania Pernas-Casta\~no

arxiv:1905.13606 v1 · 2019-05-31 · 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{5QSEPYM7CCXR3WDLM763AC2K4H}

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	2026-05-17T23:44:34.435844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec2447e19f10af1dd86b67fdb00b4ae1e0205817ac619871e83a7cb2c17ffd35

Aliases

arxiv: 1905.13606 · arxiv_version: 1905.13606v1 · doi: 10.48550/arxiv.1905.13606 · pith_short_12: 5QSEPYM7CCXR · pith_short_16: 5QSEPYM7CCXR3WDL · pith_short_8: 5QSEPYM7

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/5QSEPYM7CCXR3WDLM763AC2K4H \
  | 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: ec2447e19f10af1dd86b67fdb00b4ae1e0205817ac619871e83a7cb2c17ffd35

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c504fd586296ec845925605908de7165897142431d283c82daed84c1f61c3ec7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-05-31T13:24:01Z",
    "title_canon_sha256": "3297386959825dc4eb5f0f9cf44c21dfda73edd4760479dade0f0bfc4760022d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.13606",
    "kind": "arxiv",
    "version": 1
  }
}