Pith Number

pith:JE4YHIPE

pith:2015:JE4YHIPEESSZ7LHZ2IBYWVZZIX

not attested not anchored not stored refs pending

Syntactic categories for Nori motives

Laurent Lafforgue, Luca Barbieri-Viale, Olivia Caramello

arxiv:1506.06113 v2 · 2015-06-19 · math.AG · math.CT · math.KT · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JE4YHIPEESSZ7LHZ2IBYWVZZIX}

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	2026-05-18T01:14:53.098523Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

493983a1e424a59facf9d2038b573945f69eebd7df6e5475c554608b8617bdf0

Aliases

arxiv: 1506.06113 · arxiv_version: 1506.06113v2 · doi: 10.48550/arxiv.1506.06113 · pith_short_12: JE4YHIPEESSZ · pith_short_16: JE4YHIPEESSZ7LHZ · pith_short_8: JE4YHIPE

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/JE4YHIPEESSZ7LHZ2IBYWVZZIX \
  | 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: 493983a1e424a59facf9d2038b573945f69eebd7df6e5475c554608b8617bdf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b4eef277a231d29b66327619e3d4479848fb7695f436042d6d247ba7f15d23f",
    "cross_cats_sorted": [
      "math.CT",
      "math.KT",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-06-19T19:05:15Z",
    "title_canon_sha256": "3caab414daff5024b6b5fef4d81f770ec6ab29d2acdc88b4c5afbc490fe2e49a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.06113",
    "kind": "arxiv",
    "version": 2
  }
}