Pith Number

pith:SKWTTOE3

pith:2018:SKWTTOE3QVQY2FFXS4BKMUSMEN

not attested not anchored not stored refs pending

Embedding problems for automorphism groups of field extensions

Arno Fehm, Elad Paran, Fran\c{c}ois Legrand

arxiv:1812.10819 v1 · 2018-12-27 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SKWTTOE3QVQY2FFXS4BKMUSMEN}

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	2026-05-17T23:57:16.983673Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92ad39b89b85618d14b79702a6524c23699350bbf99211f781a71c76800994b7

Aliases

arxiv: 1812.10819 · arxiv_version: 1812.10819v1 · doi: 10.48550/arxiv.1812.10819 · pith_short_12: SKWTTOE3QVQY · pith_short_16: SKWTTOE3QVQY2FFX · pith_short_8: SKWTTOE3

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/SKWTTOE3QVQY2FFXS4BKMUSMEN \
  | 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: 92ad39b89b85618d14b79702a6524c23699350bbf99211f781a71c76800994b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a9ba3a9c21e5ab695e8a61434c5836c0002cf1fe6629d0a80517c4ce9cc3bb4b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2018-12-27T20:30:08Z",
    "title_canon_sha256": "5df5064a0e527927b612834057d7bb991d081ae7d11b5e3edf6a126aa3126216"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.10819",
    "kind": "arxiv",
    "version": 1
  }
}