Pith Number

pith:IPKS3MNP

pith:2017:IPKS3MNPSGLS4SPUM2ODBM4DNW

not attested not anchored not stored refs pending

Tores associ\'es \`a une alg\`ebre \'etale quartique

Jean-Pierre Tignol

arxiv:1704.04072 v1 · 2017-04-13 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IPKS3MNPSGLS4SPUM2ODBM4DNW}

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	2026-05-18T00:46:25.463430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43d52db1af91972e49f4669c30b3836d89aaf9ea252421547989d86ca1ee944c

Aliases

arxiv: 1704.04072 · arxiv_version: 1704.04072v1 · doi: 10.48550/arxiv.1704.04072 · pith_short_12: IPKS3MNPSGLS · pith_short_16: IPKS3MNPSGLS4SPU · pith_short_8: IPKS3MNP

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/IPKS3MNPSGLS4SPUM2ODBM4DNW \
  | 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: 43d52db1af91972e49f4669c30b3836d89aaf9ea252421547989d86ca1ee944c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad1f180ce219d890b00b3a5efac20620a34478198f0ae4fb40eb179d346e18ba",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2017-04-13T11:08:10Z",
    "title_canon_sha256": "896ce15fd6e28124954c02e34378983d494cfb173962983a0b574f8376566b3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.04072",
    "kind": "arxiv",
    "version": 1
  }
}