Pith Number

pith:G3UDJYA4

pith:2024:G3UDJYA4R7Y4OXO3LMFIXHF53A

not attested not anchored not stored refs pending

MITgcm-AD v2: Open source tangent linear and adjoint modeling framework for the oceans and atmosphere enabled by the Automatic Differentiation tool Tapenade

An Nguyen, Helen Pillar, Jan Huckelheim, Jean-Michel Campin, Laurent Hascoet, Patrick Heimbach, Paul Hovland, Shreyas Sunil Gaikwad, Sri Hari Krishna Narayanan

arxiv:2401.11952 v2 · 2024-01-22 · physics.ao-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{G3UDJYA4R7Y4OXO3LMFIXHF53A}

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	2026-07-05T08:52:52.069915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

36e834e01c8ff1c75ddb5b0a8b9cbdd83757ae66429f730ca9d1010bd7dfe662

Aliases

arxiv: 2401.11952 · arxiv_version: 2401.11952v2 · doi: 10.48550/arxiv.2401.11952 · pith_short_12: G3UDJYA4R7Y4 · pith_short_16: G3UDJYA4R7Y4OXO3 · pith_short_8: G3UDJYA4

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/G3UDJYA4R7Y4OXO3LMFIXHF53A \
  | 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: 36e834e01c8ff1c75ddb5b0a8b9cbdd83757ae66429f730ca9d1010bd7dfe662

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff640918c64066939f9674a071d31e740617479330e5ae1b9e891f06dd138d85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2024-01-22T13:53:49Z",
    "title_canon_sha256": "8a3bcb924bf3ac685d26bef88fd11a91e77dead529289d2d3c1cfd8f22a26631"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2401.11952",
    "kind": "arxiv",
    "version": 2
  }
}