Pith Number

pith:5T5OIYG4

pith:2011:5T5OIYG4XWV77T3B3QC772EYM6

not attested not anchored not stored refs pending

An Operational Search and Rescue Model for the Norwegian Sea and the North Sea

Arthur A Allen, {\O}yvind Breivik

arxiv:1111.1102 v1 · 2011-11-04 · physics.ao-ph · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5T5OIYG4XWV77T3B3QC772EYM6}

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	2026-05-18T04:09:35.742993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecfae460dcbdabffcf61dc05ffe898678664edbdd6d7ebcd7f986b82b6fa643e

Aliases

arxiv: 1111.1102 · arxiv_version: 1111.1102v1 · doi: 10.48550/arxiv.1111.1102 · pith_short_12: 5T5OIYG4XWV7 · pith_short_16: 5T5OIYG4XWV77T3B · pith_short_8: 5T5OIYG4

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/5T5OIYG4XWV77T3B3QC772EYM6 \
  | 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: ecfae460dcbdabffcf61dc05ffe898678664edbdd6d7ebcd7f986b82b6fa643e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7bd1d8ce2a8372e8bab959594a26855ba95e087217327762f4d61e92edd348c",
    "cross_cats_sorted": [
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2011-11-04T11:49:59Z",
    "title_canon_sha256": "d5b204cf00d34577d00bc5673baf919b3dce4f024253cdc31cad0f64433a5110"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1102",
    "kind": "arxiv",
    "version": 1
  }
}