Pith Number

pith:DJ5MMHXN

pith:2019:DJ5MMHXNJY2ZFZYTE2JDLPXFND

not attested not anchored not stored refs pending

An Asymptotic Preserving Time Integrator for Low Mach Number Limits of the Euler Equations with Gravity

K. R. Arun, S. Samantaray

arxiv:1902.00221 v1 · 2019-02-01 · 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{DJ5MMHXNJY2ZFZYTE2JDLPXFND}

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	2026-05-17T23:54:57.992360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a7ac61eed4e3592e713269235bee568c1c97811373ea2e1ca3a2ac29bf87c78

Aliases

arxiv: 1902.00221 · arxiv_version: 1902.00221v1 · doi: 10.48550/arxiv.1902.00221 · pith_short_12: DJ5MMHXNJY2Z · pith_short_16: DJ5MMHXNJY2ZFZYT · pith_short_8: DJ5MMHXN

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/DJ5MMHXNJY2ZFZYTE2JDLPXFND \
  | 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: 1a7ac61eed4e3592e713269235bee568c1c97811373ea2e1ca3a2ac29bf87c78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82b0159b17637dc04e856352e2062054b7832e967b0b3722f6f46fde2620d2b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-02-01T08:29:20Z",
    "title_canon_sha256": "f054ca41f8237022bb3768ba588fbecc7c03a693132c9292f8e9500847144bef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00221",
    "kind": "arxiv",
    "version": 1
  }
}