Pith Number

pith:G2A32PTS

pith:2013:G2A32PTSFMRP4JTYRUVH6WIFLL

not attested not anchored not stored refs pending

Flow of Navier-Stokes Fluids in Cylindrical Elastic Tubes

Taha Sochi

arxiv:1304.5734 v1 · 2013-04-21 · physics.flu-dyn · math-ph · math.MP · physics.bio-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G2A32PTSFMRP4JTYRUVH6WIFLL}

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	2026-05-18T02:30:15.954420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3681bd3e722b22fe26788d2a7f59055adb51e86ce2b772485ba0f40f407d29e8

Aliases

arxiv: 1304.5734 · arxiv_version: 1304.5734v1 · doi: 10.48550/arxiv.1304.5734 · pith_short_12: G2A32PTSFMRP · pith_short_16: G2A32PTSFMRP4JTY · pith_short_8: G2A32PTS

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/G2A32PTSFMRP4JTYRUVH6WIFLL \
  | 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: 3681bd3e722b22fe26788d2a7f59055adb51e86ce2b772485ba0f40f407d29e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b28060e5c20c709bb27fee893e1cae7f3adff5dddd575a4ba1a4299ea8660217",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "physics.bio-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2013-04-21T13:31:25Z",
    "title_canon_sha256": "cf9f95c3ea4eb85cb6f8afabd7c5c903d639083796418d1844d4434561962191"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.5734",
    "kind": "arxiv",
    "version": 1
  }
}