Pith Number

pith:NFWUBMIU

pith:2011:NFWUBMIU5Q2MJRC4IBFZBDVMSE

not attested not anchored not stored refs pending

Nonlinear Instability in a Semiclassical Problem

Jeffrey Galkowski

arxiv:1109.0773 v2 · 2011-09-05 · 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{NFWUBMIU5Q2MJRC4IBFZBDVMSE}

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	2026-05-18T03:41:58.945347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

696d40b114ec34c4c45c404b908eac912776b0936cc7bfb45ed3de5a129ac49f

Aliases

arxiv: 1109.0773 · arxiv_version: 1109.0773v2 · doi: 10.48550/arxiv.1109.0773 · pith_short_12: NFWUBMIU5Q2M · pith_short_16: NFWUBMIU5Q2MJRC4 · pith_short_8: NFWUBMIU

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/NFWUBMIU5Q2MJRC4IBFZBDVMSE \
  | 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: 696d40b114ec34c4c45c404b908eac912776b0936cc7bfb45ed3de5a129ac49f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5d31e0631fd7081a241669bdc360c1b993c3c7db36fa4010766cebe38ca5f9e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2011-09-05T01:39:42Z",
    "title_canon_sha256": "008b2587e447e87b46def41305f587e7164cb8d9f1783574a19b77982962a6a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.0773",
    "kind": "arxiv",
    "version": 2
  }
}