Pith Number

pith:UWCXNXGQ

pith:2020:UWCXNXGQL2E47XPP463KG62OEN

not attested not anchored not stored refs pending

Receptivity and stability of hypersonic leading-edge sweep flows around a blunt body

Jie Ren, Liang Wang, Song Fu, Youcheng Xi

arxiv:2012.01854 v1 · 2020-12-03 · 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{UWCXNXGQL2E47XPP463KG62OEN}

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	2026-07-05T02:31:02.326452Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a58576dcd05e89cfddefe7b6a37b4e2340855ebabb49a43a2ae52d7c92086e51

Aliases

arxiv: 2012.01854 · arxiv_version: 2012.01854v1 · doi: 10.48550/arxiv.2012.01854 · pith_short_12: UWCXNXGQL2E4 · pith_short_16: UWCXNXGQL2E47XPP · pith_short_8: UWCXNXGQ

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/UWCXNXGQL2E47XPP463KG62OEN \
  | 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: a58576dcd05e89cfddefe7b6a37b4e2340855ebabb49a43a2ae52d7c92086e51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0cddec5ebfb79783454e3e8c1aad1fe851ecb5990d080f215e6ed3779786f4b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2020-12-03T11:54:30Z",
    "title_canon_sha256": "3476e69183a61be5bd3a84fff55cad18128eac64ef13f2864ed97d9d3f95d3a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.01854",
    "kind": "arxiv",
    "version": 1
  }
}