Pith Number

pith:ZECTHVHE

pith:2017:ZECTHVHECO67DDTWYFO6CIUMD7

not attested not anchored not stored refs pending

Two-dimensional compressible viscous flow around a circular cylinder

Daniel Canuto, Kunihiko Taira

arxiv:1705.09000 v1 · 2017-05-24 · 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{ZECTHVHECO67DDTWYFO6CIUMD7}

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	2026-05-18T00:43:40.691940Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c90533d4e413bdf18e76c15de1228c1fd474ec068dcee86d5eb536f25cee359b

Aliases

arxiv: 1705.09000 · arxiv_version: 1705.09000v1 · doi: 10.48550/arxiv.1705.09000 · pith_short_12: ZECTHVHECO67 · pith_short_16: ZECTHVHECO67DDTW · pith_short_8: ZECTHVHE

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/ZECTHVHECO67DDTWYFO6CIUMD7 \
  | 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: c90533d4e413bdf18e76c15de1228c1fd474ec068dcee86d5eb536f25cee359b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "804254ee4bbbf065391c1e343c066fbee6700ce27318872d713cd47f26b66104",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2017-05-24T23:51:10Z",
    "title_canon_sha256": "7423a7d6f6961bad889ab56201e4842c38a0b46dd5ab2f06a6fe6d4805d1c881"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09000",
    "kind": "arxiv",
    "version": 1
  }
}