Pith Number

pith:PHPD3MUW

pith:2012:PHPD3MUWJKBGTY4BM2J6OJQ7UK

not attested not anchored not stored refs pending

PkANN - I. Non-linear matter power spectrum interpolation through artificial neural networks

Filipe B. Abdalla, Hume A. Feldman, Ofer Lahav, Shankar Agarwal, Shaun A. Thomas

arxiv:1203.1695 v2 · 2012-03-08 · 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{PHPD3MUWJKBGTY4BM2J6OJQ7UK}

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	2026-05-18T03:44:47.231212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

79de3db2964a8269e3816693e7261fa2992c1f3b007f3e385b66bea9da3d4d27

Aliases

arxiv: 1203.1695 · arxiv_version: 1203.1695v2 · doi: 10.48550/arxiv.1203.1695 · pith_short_12: PHPD3MUWJKBG · pith_short_16: PHPD3MUWJKBGTY4B · pith_short_8: PHPD3MUW

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/PHPD3MUWJKBGTY4BM2J6OJQ7UK \
  | 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: 79de3db2964a8269e3816693e7261fa2992c1f3b007f3e385b66bea9da3d4d27

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee1470fa4fd66be9ebd73028958a9a73b45f62ca06626b4284ddda11c67520c9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-03-08T05:55:13Z",
    "title_canon_sha256": "4a495b5818d53bb4696398892f4d9ef70bf425d211a4b454c4f298fd3f62f7d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1695",
    "kind": "arxiv",
    "version": 2
  }
}