Pith Number

pith:4K2P5CRU

pith:2014:4K2P5CRUDO2GN4ER6MLZL7K5YV

not attested not anchored not stored refs pending

A paradigm for the characterization of artifacts in tomography

Eric Todd Quinto, J\"urgen Frikel

arxiv:1409.4103 v1 · 2014-09-14 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4K2P5CRUDO2GN4ER6MLZL7K5YV}

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	2026-05-18T02:42:53.053226Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2b4fe8a341bb466f091f31795fd5dc562f6e5e0481a516f36915367b84a14ff

Aliases

arxiv: 1409.4103 · arxiv_version: 1409.4103v1 · doi: 10.48550/arxiv.1409.4103 · pith_short_12: 4K2P5CRUDO2G · pith_short_16: 4K2P5CRUDO2GN4ER · pith_short_8: 4K2P5CRU

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/4K2P5CRUDO2GN4ER6MLZL7K5YV \
  | 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: e2b4fe8a341bb466f091f31795fd5dc562f6e5e0481a516f36915367b84a14ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9761419935eb0da8657da1461320fa08c50f6095654631d7fbd8b08a966ae847",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2014-09-14T20:52:59Z",
    "title_canon_sha256": "df10c5900c723a76764fc788ad43e147ab3b7c39460e69c5a7c6d9602f630e17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4103",
    "kind": "arxiv",
    "version": 1
  }
}