Pith Number

pith:AHKNS4S2

pith:2018:AHKNS4S2BCPSPFR734CDP4IWMC

not attested not anchored not stored refs pending

Transition threshold for the 2-D Couette flow in a finite channel

Dongyi Wei, Qi Chen, Te Li, Zhifei Zhang

arxiv:1808.08736 v1 · 2018-08-27 · 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{AHKNS4S2BCPSPFR734CDP4IWMC}

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	2026-05-18T00:07:13.416986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01d4d9725a089f27963fdf0437f11660b61419d1b2c375dde1dd72f1d020904f

Aliases

arxiv: 1808.08736 · arxiv_version: 1808.08736v1 · doi: 10.48550/arxiv.1808.08736 · pith_short_12: AHKNS4S2BCPS · pith_short_16: AHKNS4S2BCPSPFR7 · pith_short_8: AHKNS4S2

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/AHKNS4S2BCPSPFR734CDP4IWMC \
  | 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: 01d4d9725a089f27963fdf0437f11660b61419d1b2c375dde1dd72f1d020904f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "078d6701526878cad967aab117812d7bff191decefa908907ce8e5d57e874a37",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-08-27T08:48:40Z",
    "title_canon_sha256": "16ceb8933c3f2a83362eddb512140ad5c0f31527c69672916e30f6d6db692e15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.08736",
    "kind": "arxiv",
    "version": 1
  }
}