Pith Number

pith:UU5MDBFO

pith:2015:UU5MDBFOTNY3EHPZ64EOQBF4FY

not attested not anchored not stored refs pending

A General, Mass-Preserving Navier-Stokes Projection Method

David Salac

arxiv:1509.02894 v1 · 2015-09-09 · 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{UU5MDBFOTNY3EHPZ64EOQBF4FY}

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	2026-05-18T01:14:10.300942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a53ac184ae9b71b21df9f708e804bc2e35470f2466910f863b3dac12d2d7874b

Aliases

arxiv: 1509.02894 · arxiv_version: 1509.02894v1 · doi: 10.48550/arxiv.1509.02894 · pith_short_12: UU5MDBFOTNY3 · pith_short_16: UU5MDBFOTNY3EHPZ · pith_short_8: UU5MDBFO

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/UU5MDBFOTNY3EHPZ64EOQBF4FY \
  | 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: a53ac184ae9b71b21df9f708e804bc2e35470f2466910f863b3dac12d2d7874b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50d1941493474bd44cc6392ee77048547fb4030e2d595295d388db246e36e475",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2015-09-09T19:11:50Z",
    "title_canon_sha256": "11667703e96646f3bdcd2fb96d3906fb57ea02a64effa953bac8868203e98209"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02894",
    "kind": "arxiv",
    "version": 1
  }
}