Pith Number

pith:2R6V6S55

pith:2011:2R6V6S55F2HVVPBJ5FKFU2UPIJ

not attested not anchored not stored refs pending

The blow-up theorem of a discrete semilinear wave equation

Keisuke Matsuya

arxiv:1107.1917 v1 · 2011-07-11 · 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{2R6V6S55F2HVVPBJ5FKFU2UPIJ}

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	2026-05-18T04:18:33.897625Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d47d5f4bbd2e8f5abc29e9545a6a8f427ef5c5e0d50c5e0880747a6fe9d52a9c

Aliases

arxiv: 1107.1917 · arxiv_version: 1107.1917v1 · doi: 10.48550/arxiv.1107.1917 · pith_short_12: 2R6V6S55F2HV · pith_short_16: 2R6V6S55F2HVVPBJ · pith_short_8: 2R6V6S55

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/2R6V6S55F2HVVPBJ5FKFU2UPIJ \
  | 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: d47d5f4bbd2e8f5abc29e9545a6a8f427ef5c5e0d50c5e0880747a6fe9d52a9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cd3e41bb09bd5f5627c09a237f7788de0b82f56c910cba655095a35a031d055",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-07-11T01:33:56Z",
    "title_canon_sha256": "0074fc7a2285d68aaac57d357c5212ba10bc74d8aff66f853f068ba76c92ca16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.1917",
    "kind": "arxiv",
    "version": 1
  }
}