Pith Number

pith:AREG7AAZ

pith:2012:AREG7AAZHBFNJY55MPBOSIHZYA

not attested not anchored not stored refs pending

A unification of RDE model and XCDM model

Kai Liao, Zong-Hong Zhu

arxiv:1212.5790 v1 · 2012-12-23 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AREG7AAZHBFNJY55MPBOSIHZYA}

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	2026-05-18T03:36:36.025845Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04486f8019384ad4e3bd63c2e920f9c0074ccc52f934b7d83bf4f1ae3d67fb30

Aliases

arxiv: 1212.5790 · arxiv_version: 1212.5790v1 · doi: 10.48550/arxiv.1212.5790 · pith_short_12: AREG7AAZHBFN · pith_short_16: AREG7AAZHBFNJY55 · pith_short_8: AREG7AAZ

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/AREG7AAZHBFNJY55MPBOSIHZYA \
  | 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: 04486f8019384ad4e3bd63c2e920f9c0074ccc52f934b7d83bf4f1ae3d67fb30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dffca438548b5494c00e41923c2468ccd0148bfd712a735ade42331123167a00",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-12-23T12:55:50Z",
    "title_canon_sha256": "dc9db48c664a5a29f73c9f14e7ef0ad1da03b585e814c3482c1e5052c3e07a3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5790",
    "kind": "arxiv",
    "version": 1
  }
}