Pith Number

pith:67HCMIEU

pith:2023:67HCMIEURNYUN2CF3DYK65YGKT

not attested not anchored not stored refs pending

On the Grothendieck--Serre conjecture for projective smooth schemes over a DVR

Ivan Panin, Ning Guo

arxiv:2302.02842 v1 · 2023-02-06 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{67HCMIEURNYUN2CF3DYK65YGKT}

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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.

Cited by

1 paper in Pith

Constant case of the Grothendieck-Serre conjecture in mixed characteristic

Receipt and verification

First computed	2026-07-05T05:39:07.326960Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7ce2620948b7146e845d8f0af770654c4aed3e854e6f601d7d010c79d2a400c

Aliases

arxiv: 2302.02842 · arxiv_version: 2302.02842v1 · doi: 10.48550/arxiv.2302.02842 · pith_short_12: 67HCMIEURNYU · pith_short_16: 67HCMIEURNYUN2CF · pith_short_8: 67HCMIEU

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/67HCMIEURNYUN2CF3DYK65YGKT \
  | 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: f7ce2620948b7146e845d8f0af770654c4aed3e854e6f601d7d010c79d2a400c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2843ea7a36cdc9e93a1aadc8d654be2a8712ff336db99278ab20b7472f66b2a6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2023-02-06T15:05:52Z",
    "title_canon_sha256": "ff9152911c8e3e94c05ec567d429f58127933a332c4834d535154a16aebf753d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.02842",
    "kind": "arxiv",
    "version": 1
  }
}