Pith Number

pith:4GKA5CYH

pith:2014:4GKA5CYHP6ZGC75OX3ONQ73POJ

not attested not anchored not stored refs pending

A stabilized proper orthogonal decomposition reduced-order model for large scale quasigeostrophic ocean circulation

Omer San, Traian Iliescu

arxiv:1401.6218 v1 · 2014-01-23 · physics.flu-dyn

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4GKA5CYHP6ZGC75OX3ONQ73POJ}

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	2026-05-18T00:25:06.078677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1940e8b077fb2617faebedcd87f6f72609163fa0bd458fceb64de86f8b88c51

Aliases

arxiv: 1401.6218 · arxiv_version: 1401.6218v1 · doi: 10.48550/arxiv.1401.6218 · pith_short_12: 4GKA5CYHP6ZG · pith_short_16: 4GKA5CYHP6ZGC75O · pith_short_8: 4GKA5CYH

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/4GKA5CYHP6ZGC75OX3ONQ73POJ \
  | 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: e1940e8b077fb2617faebedcd87f6f72609163fa0bd458fceb64de86f8b88c51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7273be9d9e51acaf7e1b454f751c4c07f975f4291f4bf81904c5614bfe2411cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.flu-dyn",
    "submitted_at": "2014-01-23T23:47:05Z",
    "title_canon_sha256": "2920cb19152837a7cd4222f25fb130841c327c657f5666e200067f5ff1b69878"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6218",
    "kind": "arxiv",
    "version": 1
  }
}