Pith Number

pith:BXH3CMIF

pith:2025:BXH3CMIF2QRGLN6CXJOD66WDSM

not attested not anchored not stored refs pending

Coupled Seasonal Data Assimilation of Sea Ice, Ocean, and Atmospheric Dynamics over the Last Millennium

Eric J. Steig, Gregory J. Hakim, Zilu Meng

arxiv:2501.14130 v1 · 2025-01-23 · physics.ao-ph · physics.data-an

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BXH3CMIF2QRGLN6CXJOD66WDSM}

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	2026-07-05T10:04:45.756025Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0dcfb13105d42265b7c2ba5c3f7ac3932ceccf6a6a8d977e97bf753b2cd6aa89

Aliases

arxiv: 2501.14130 · arxiv_version: 2501.14130v1 · doi: 10.48550/arxiv.2501.14130 · pith_short_12: BXH3CMIF2QRG · pith_short_16: BXH3CMIF2QRGLN6C · pith_short_8: BXH3CMIF

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/BXH3CMIF2QRGLN6CXJOD66WDSM \
  | 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: 0dcfb13105d42265b7c2ba5c3f7ac3932ceccf6a6a8d977e97bf753b2cd6aa89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d82b893de1e2e4f8b359a3f789c1a1f639326b3ce2e9d14507376df724d3b76",
    "cross_cats_sorted": [
      "physics.data-an"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-01-23T23:08:53Z",
    "title_canon_sha256": "e02ff5a776b2ec59d9de376eb4398ce91571286e51879966806a746997c12478"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.14130",
    "kind": "arxiv",
    "version": 1
  }
}