Pith Number

pith:ONZZJXG3

pith:2018:ONZZJXG3BACU6GHBWVNE6CUNZC

not attested not anchored not stored refs pending

Reconstructing function fields from Milnor K-theory

Alena Pirutka, Anna Cadoret

arxiv:1808.04944 v1 · 2018-08-15 · math.AG · math.KT · 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{ONZZJXG3BACU6GHBWVNE6CUNZC}

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	2026-05-18T00:08:02.098038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

737394dcdb08054f18e1b55a4f0a8dc8aae88ddab902094226c0b3ef81aba717

Aliases

arxiv: 1808.04944 · arxiv_version: 1808.04944v1 · doi: 10.48550/arxiv.1808.04944 · pith_short_12: ONZZJXG3BACU · pith_short_16: ONZZJXG3BACU6GHB · pith_short_8: ONZZJXG3

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/ONZZJXG3BACU6GHBWVNE6CUNZC \
  | 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: 737394dcdb08054f18e1b55a4f0a8dc8aae88ddab902094226c0b3ef81aba717

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8fffdd0307a116ed68e563482bffebf72e245f07bc87d9448adf4c234208cf1",
    "cross_cats_sorted": [
      "math.KT",
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-08-15T01:55:20Z",
    "title_canon_sha256": "8181e5d9f31ee6e0fd1a925ec48acdcd686a81879fdc2f38fa3074f77b859ffd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04944",
    "kind": "arxiv",
    "version": 1
  }
}