Pith Number

pith:AXKCRQGJ

pith:2021:AXKCRQGJRJJYOFTDWOYLVSW4M2

not attested not anchored not stored refs pending

Subcritical and supercritical bifurcations in axisymmetric viscoelastic pipe flows

Dongdong Wan, Guangrui Sun, Mengqi Zhang

arxiv:2108.00220 v2 · 2021-07-31 · 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{AXKCRQGJRJJYOFTDWOYLVSW4M2}

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	2026-07-05T03:24:30.786473Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05d428c0c98a53871663b3b0bacadc6698ecd164d78eef082099d08e470fc77c

Aliases

arxiv: 2108.00220 · arxiv_version: 2108.00220v2 · doi: 10.48550/arxiv.2108.00220 · pith_short_12: AXKCRQGJRJJY · pith_short_16: AXKCRQGJRJJYOFTD · pith_short_8: AXKCRQGJ

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/AXKCRQGJRJJYOFTDWOYLVSW4M2 \
  | 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: 05d428c0c98a53871663b3b0bacadc6698ecd164d78eef082099d08e470fc77c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81b58c71e73d9272589a3e7b38d72c973ad5152c404ad0007397b1117bfeedc6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2021-07-31T11:39:44Z",
    "title_canon_sha256": "c46a9661d2e4e3bc75d95675daae944634ca291bbdb154c411e1a69b3a91b3fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.00220",
    "kind": "arxiv",
    "version": 2
  }
}