Pith Number

pith:RXMP6VKK

pith:2017:RXMP6VKKBWN6UQSKW4N7ZRTDEB

not attested not anchored not stored refs pending

A generalization of Serre's condition (F) with applications to the finiteness of unramified cohomology

Igor A. Rapinchuk

arxiv:1708.00318 v2 · 2017-07-28 · 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{RXMP6VKKBWN6UQSKW4N7ZRTDEB}

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	2026-05-18T00:23:14.068408Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8dd8ff554a0d9bea424ab71bfcc663207f7b4aeac79fe02ea7d06213ef9b1797

Aliases

arxiv: 1708.00318 · arxiv_version: 1708.00318v2 · doi: 10.48550/arxiv.1708.00318 · pith_short_12: RXMP6VKKBWN6 · pith_short_16: RXMP6VKKBWN6UQSK · pith_short_8: RXMP6VKK

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/RXMP6VKKBWN6UQSKW4N7ZRTDEB \
  | 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: 8dd8ff554a0d9bea424ab71bfcc663207f7b4aeac79fe02ea7d06213ef9b1797

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79ce80400d465c27cefe5df9da9348bd603eb8779a1955d7db3dbea1bd5d39f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-07-28T21:16:37Z",
    "title_canon_sha256": "a9580a2498abb0af2f9d608cc2b931a53cd768e15df0d5930c835c4a24aad6cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00318",
    "kind": "arxiv",
    "version": 2
  }
}