Pith Number

pith:CESB5HDU

pith:2018:CESB5HDU2IIYD2L6VBGYLXLVZF

not attested not anchored not stored refs pending

Well-Posedness of Initial-Boundary Value Problems for a Reaction-Diffusion Equation

A. Alexandrou Himonas, Dionyssios Mantzavinos, Fangchi Yan

arxiv:1810.05322 v1 · 2018-10-12 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CESB5HDU2IIYD2L6VBGYLXLVZF}

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	2026-05-18T00:03:30.985472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

11241e9c74d21181e97ea84d85dd75c97d14bcbe79ba5d41e2800fb7930523ea

Aliases

arxiv: 1810.05322 · arxiv_version: 1810.05322v1 · doi: 10.48550/arxiv.1810.05322 · pith_short_12: CESB5HDU2IIY · pith_short_16: CESB5HDU2IIYD2L6 · pith_short_8: CESB5HDU

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/CESB5HDU2IIYD2L6VBGYLXLVZF \
  | 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: 11241e9c74d21181e97ea84d85dd75c97d14bcbe79ba5d41e2800fb7930523ea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6283ba395b9efb18d20638313ac0d87bea7ffd1f360969202e2de89e2d68ca0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-10-12T02:29:54Z",
    "title_canon_sha256": "5bd2ed2a3924c5b5fca0491b778e197bd4f94d35495774620bdd16e902348dfe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05322",
    "kind": "arxiv",
    "version": 1
  }
}