Pith Number

pith:A6JLCYUL

pith:2018:A6JLCYULHEIR5SBTMOKJ4K24NH

not attested not anchored not stored refs pending

A Localized Reduced-Order Modeling Approach for PDEs with Bifurcating Solutions

Alessandro Alla, Annalisa Quaini, Gianluigi Rozza, Martin Hess, Max Gunzburger

arxiv:1807.08851 v1 · 2018-07-23 · 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{A6JLCYULHEIR5SBTMOKJ4K24NH}

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	2026-05-17T23:45:37.431530Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0792b1628b39111ec83363949e2b5c69fb7d286432c14a1ddb31a70dd0595d17

Aliases

arxiv: 1807.08851 · arxiv_version: 1807.08851v1 · doi: 10.48550/arxiv.1807.08851 · pith_short_12: A6JLCYULHEIR · pith_short_16: A6JLCYULHEIR5SBT · pith_short_8: A6JLCYUL

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/A6JLCYULHEIR5SBTMOKJ4K24NH \
  | 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: 0792b1628b39111ec83363949e2b5c69fb7d286432c14a1ddb31a70dd0595d17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c9c528cb3a353eabd82619083ccfb7a48e0b8c41b598c53318baee7bff7ec7ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-07-23T22:32:56Z",
    "title_canon_sha256": "b703a8ba1c1b36093d8958dc6d8f113c734bd4aac37a7a12c1cc44a385a02cac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08851",
    "kind": "arxiv",
    "version": 1
  }
}