Pith Number

pith:QJU4ATID

pith:2012:QJU4ATIDG4FMYGYRIC6AMBQC46

not attested not anchored not stored refs pending

RAMSES-CH: A New Chemodynamics Code

Brad K. Gibson, C. Gareth Few, Stephanie Courty

arxiv:1202.2120 v1 · 2012-02-09 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QJU4ATIDG4FMYGYRIC6AMBQC46}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:02:38.106394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8269c04d03370acc1b1140bc060602e7948fae2c702ea5711c5e7fdab4277237

Aliases

arxiv: 1202.2120 · arxiv_version: 1202.2120v1 · doi: 10.48550/arxiv.1202.2120 · pith_short_12: QJU4ATIDG4FM · pith_short_16: QJU4ATIDG4FMYGYR · pith_short_8: QJU4ATID

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/QJU4ATIDG4FMYGYRIC6AMBQC46 \
  | 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: 8269c04d03370acc1b1140bc060602e7948fae2c702ea5711c5e7fdab4277237

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "560ab2d656089b8fffed753cb974985d711eccd7fd4d88cc5218a337ca7d3072",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-02-09T21:00:02Z",
    "title_canon_sha256": "ecdea9fcef9768fde790b54e03cee1894045f3758770cc9b1c00839e0db4a7e3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2120",
    "kind": "arxiv",
    "version": 1
  }
}