Pith Number

pith:2MTVECAB

pith:2018:2MTVECAB3I36QI3ZNKNGP4IUIE

not attested not anchored not stored refs pending

Efficient Numerical Algorithms based on Difference Potentials for Chemotaxis Systems in 3D

Qing Xia, Yekaterina Epshteyn

arxiv:1811.03557 v2 · 2018-11-08 · 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{2MTVECAB3I36QI3ZNKNGP4IUIE}

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	2026-05-17T23:54:22.130724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d327520801da37e823796a9a67f114413549a27057cf2c04d681a39ec29b9886

Aliases

arxiv: 1811.03557 · arxiv_version: 1811.03557v2 · doi: 10.48550/arxiv.1811.03557 · pith_short_12: 2MTVECAB3I36 · pith_short_16: 2MTVECAB3I36QI3Z · pith_short_8: 2MTVECAB

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/2MTVECAB3I36QI3ZNKNGP4IUIE \
  | 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: d327520801da37e823796a9a67f114413549a27057cf2c04d681a39ec29b9886

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f40b6d0c37dede0be1378fe00fdeca344ecbfad000428fcd27d7537d50b68ed0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-11-08T17:25:29Z",
    "title_canon_sha256": "bd5a2c845116fc56db89fb8bc8479c6e85cee939630916909505feada2ee493c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03557",
    "kind": "arxiv",
    "version": 2
  }
}