Pith Number

pith:AYKNKINX

pith:2012:AYKNKINXPPPYSFK5AKL7UWKOPK

not attested not anchored not stored refs pending

Decreasing the temporal complexity for nonlinear, implicit reduced-order models by forecasting

Bart van Bloemen Waanders, Jaideep Ray, Kevin Carlberg

arxiv:1209.5455 v2 · 2012-09-24 · 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{AYKNKINXPPPYSFK5AKL7UWKOPK}

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	2026-05-18T02:39:32.354201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0614d521b77bdf89155d0297fa594e7a8ef79f05f24bf238999066523bc2b6c6

Aliases

arxiv: 1209.5455 · arxiv_version: 1209.5455v2 · doi: 10.48550/arxiv.1209.5455 · pith_short_12: AYKNKINXPPPY · pith_short_16: AYKNKINXPPPYSFK5 · pith_short_8: AYKNKINX

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/AYKNKINXPPPYSFK5AKL7UWKOPK \
  | 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: 0614d521b77bdf89155d0297fa594e7a8ef79f05f24bf238999066523bc2b6c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b30d746a3a95580ad558ccee9873c999f23ac6dba5a46d8cef4dd7844fff009",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-09-24T23:39:13Z",
    "title_canon_sha256": "c25c5b81d90a72f383ab4db37d68409de7a6fc2964efa6c5e8423ec9d388f049"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5455",
    "kind": "arxiv",
    "version": 2
  }
}