Pith Number

pith:EIFOAOFH

pith:2018:EIFOAOFHUJ7MBKRYXGUAI4O6XY

not attested not anchored not stored refs pending

Entropy Conservative Schemes and the Receding Flow Problem

Ayoub Gouasmi, Karthik Duraisamy, Scott Murman

arxiv:1801.10132 v2 · 2018-01-30 · 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{EIFOAOFHUJ7MBKRYXGUAI4O6XY}

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	2026-05-18T00:08:54.713067Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

220ae038a7a27ec0aa38b9a80471debe05ae3605cc7ed31712937e9fac06ee50

Aliases

arxiv: 1801.10132 · arxiv_version: 1801.10132v2 · doi: 10.48550/arxiv.1801.10132 · pith_short_12: EIFOAOFHUJ7M · pith_short_16: EIFOAOFHUJ7MBKRY · pith_short_8: EIFOAOFH

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/EIFOAOFHUJ7MBKRYXGUAI4O6XY \
  | 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: 220ae038a7a27ec0aa38b9a80471debe05ae3605cc7ed31712937e9fac06ee50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d316821930431aa6f73782a76b8c23dd53e0b2766cafa4850664ed927603c62a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-01-30T18:33:07Z",
    "title_canon_sha256": "c9396606d0974f472b234d85e08eb0a4f7a1d4273215ab02ded37de7616be02e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.10132",
    "kind": "arxiv",
    "version": 2
  }
}