Pith Number

pith:4ESVWTAF

pith:2024:4ESVWTAFUDTDCA6OOXVOMJ6VZW

not attested not anchored not stored refs pending

Sequential data assimilation for PDEs using shape-morphing solutions

Mohammad Farazmand, Zachary T. Hilliard

arxiv:2411.16593 v2 · 2024-11-25 · math.NA · cs.NA · math.DS · nlin.CD

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ESVWTAFUDTDCA6OOXVOMJ6VZW}

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	2026-07-05T10:45:14.230691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1255b4c05a0e63103ce75eae627d5cd88996a92a4da3f8a06a71ab0604f466e

Aliases

arxiv: 2411.16593 · arxiv_version: 2411.16593v2 · doi: 10.48550/arxiv.2411.16593 · pith_short_12: 4ESVWTAFUDTD · pith_short_16: 4ESVWTAFUDTDCA6O · pith_short_8: 4ESVWTAF

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/4ESVWTAFUDTDCA6OOXVOMJ6VZW \
  | 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: e1255b4c05a0e63103ce75eae627d5cd88996a92a4da3f8a06a71ab0604f466e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "755bea669bf7a02fa27adad2cc9f01f21f387e6a87978cc006ba3528dea11166",
    "cross_cats_sorted": [
      "cs.NA",
      "math.DS",
      "nlin.CD"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2024-11-25T17:27:26Z",
    "title_canon_sha256": "4a5cf9ba631d44140370727cc42b0f776868e9e5cb16fe8ca2bf548bb7f12f12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2411.16593",
    "kind": "arxiv",
    "version": 2
  }
}