Pith Number

pith:VH4J3NRQ

pith:2018:VH4J3NRQVTE7CITRCAE2HHZHJE

not attested not anchored not stored refs pending

Existence of asymptotic speed of solutions to birth and spread type nonlinear partial differential equations

Hiroyoshi Mitake, Hung V. Tran, Takeshi Ohtsuka, Yoshikazu Giga

arxiv:1808.06312 v1 · 2018-08-20 · math.AP · 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{VH4J3NRQVTE7CITRCAE2HHZHJE}

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	2026-05-18T00:07:45.378502Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9f89db630acc9f122711009a39f27490da468ffd3de955144bddb9a22b53b55

Aliases

arxiv: 1808.06312 · arxiv_version: 1808.06312v1 · doi: 10.48550/arxiv.1808.06312 · pith_short_12: VH4J3NRQVTE7 · pith_short_16: VH4J3NRQVTE7CITR · pith_short_8: VH4J3NRQ

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/VH4J3NRQVTE7CITRCAE2HHZHJE \
  | 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: a9f89db630acc9f122711009a39f27490da468ffd3de955144bddb9a22b53b55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36c0fead43edb6e0d235f5094d8fc9040f2025bc1d6769b2b4f437c73871d5f9",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-08-20T05:39:34Z",
    "title_canon_sha256": "552b1ffd5c33e5d54ca76f73f1a9b3721a9e41a1c18df8956dd829e0a145d6c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.06312",
    "kind": "arxiv",
    "version": 1
  }
}