Pith Number

pith:4HYRRAQE

pith:2016:4HYRRAQEFJTD52ZJMB4Y6KDEST

not attested not anchored not stored refs pending

Lagrangian Particle Method for Compressible Fluid Dynamics

Hsin-Chiang Chen, Roman Samulyak, Wei Li

arxiv:1603.05718 v1 · 2016-03-17 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4HYRRAQEFJTD52ZJMB4Y6KDEST}

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	2026-05-18T01:18:53.687351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1f11882042a663eeb2960798f286494fd524b77b9f6f2a3fd29176d6e3e2d8b

Aliases

arxiv: 1603.05718 · arxiv_version: 1603.05718v1 · doi: 10.48550/arxiv.1603.05718 · pith_short_12: 4HYRRAQEFJTD · pith_short_16: 4HYRRAQEFJTD52ZJ · pith_short_8: 4HYRRAQE

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/4HYRRAQEFJTD52ZJMB4Y6KDEST \
  | 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: e1f11882042a663eeb2960798f286494fd524b77b9f6f2a3fd29176d6e3e2d8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e825b7b51704585162aaa1fa7d25ec92b4dbc25e7fb5ac529d6d85cd88ed60de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2016-03-17T22:46:01Z",
    "title_canon_sha256": "5590205c6f514865ce9c6dc526852158bc546d68e6a0fe2b58042be333ab8066"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.05718",
    "kind": "arxiv",
    "version": 1
  }
}