Pith Number

pith:SYRNQB2X

pith:2014:SYRNQB2XRSZOY34LHNK2LMAOM2

not attested not anchored not stored refs pending

On the blow-up results for a class of strongly perturbed semilinear heat equations

Van Tien Nguyen

arxiv:1404.4018 v4 · 2014-04-15 · 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{SYRNQB2XRSZOY34LHNK2LMAOM2}

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	2026-05-18T01:33:24.483040Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9622d807578cb2ec6f8b3b55a5b00e668249d0773332bd76439d524f39d8c8f1

Aliases

arxiv: 1404.4018 · arxiv_version: 1404.4018v4 · doi: 10.48550/arxiv.1404.4018 · pith_short_12: SYRNQB2XRSZO · pith_short_16: SYRNQB2XRSZOY34L · pith_short_8: SYRNQB2X

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/SYRNQB2XRSZOY34LHNK2LMAOM2 \
  | 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: 9622d807578cb2ec6f8b3b55a5b00e668249d0773332bd76439d524f39d8c8f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71795499f5f966f4e9de0d0526fd93fd31309f8589925ce36cd9b4efb4c28eaa",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-04-15T18:44:59Z",
    "title_canon_sha256": "5110f1f521f10264abbc3c1ef5253d1fb870ded614bb4372264d3ab9bbf2f07f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4018",
    "kind": "arxiv",
    "version": 4
  }
}