Pith Number

pith:DEC7EXN3

pith:2019:DEC7EXN3TS2UNMH726JT25TDBM

not attested not anchored not stored refs pending

Correspondence functors and finiteness conditions

Jacques Th\'evenaz, Serge Bouc (LAMFA)

arxiv:1902.05447 v1 · 2019-02-13 · math.RT · math.CO · math.CT · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DEC7EXN3TS2UNMH726JT25TDBM}

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	2026-05-17T23:53:58.660092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1905f25dbb9cb546b0ffd7933d76630b2ee36567e214839049f2b7b938d91e87

Aliases

arxiv: 1902.05447 · arxiv_version: 1902.05447v1 · doi: 10.48550/arxiv.1902.05447 · pith_short_12: DEC7EXN3TS2U · pith_short_16: DEC7EXN3TS2UNMH7 · pith_short_8: DEC7EXN3

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/DEC7EXN3TS2UNMH726JT25TDBM \
  | 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: 1905f25dbb9cb546b0ffd7933d76630b2ee36567e214839049f2b7b938d91e87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56302bd8309585d9c791866f1c4daa6d5038620f09ad5975392aed57a70df7c7",
    "cross_cats_sorted": [
      "math.CO",
      "math.CT",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2019-02-13T13:37:50Z",
    "title_canon_sha256": "5f1ab0476648b5bc23502ec30f8062e9e18c0a9fa309821c09bac68e639f9b18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.05447",
    "kind": "arxiv",
    "version": 1
  }
}