Pith Number

pith:DFKATOYJ

pith:2018:DFKATOYJZCICONPC7RO4QLT7AO

not attested not anchored not stored refs pending

A Morphing Continuum Simulation of Transonic Flow over an Axisymmetric Hill

James Chen, Louis B. Wonnell, Mohamad I. Cheikh

arxiv:1807.04793 v1 · 2018-07-12 · 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{DFKATOYJZCICONPC7RO4QLT7AO}

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	2026-05-18T00:10:51.400241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

195409bb09c8902735e2fc5dc82e7f03a7dab2267056377682346b4037597690

Aliases

arxiv: 1807.04793 · arxiv_version: 1807.04793v1 · doi: 10.48550/arxiv.1807.04793 · pith_short_12: DFKATOYJZCIC · pith_short_16: DFKATOYJZCICONPC · pith_short_8: DFKATOYJ

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/DFKATOYJZCICONPC7RO4QLT7AO \
  | 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: 195409bb09c8902735e2fc5dc82e7f03a7dab2267056377682346b4037597690

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f90e33db09210ef6be16112e88aff9f675bd9f1317eb9b920ddec65860c75c37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2018-07-12T19:19:12Z",
    "title_canon_sha256": "9d3d2e8a7f12c059e5fbb4252201cbfcc9019f0ce617e88abf729f66d331e57c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04793",
    "kind": "arxiv",
    "version": 1
  }
}