Pith Number

pith:POBOTP37

pith:2005:POBOTP37ZV5LKKTNXILE23NSXA

not attested not anchored not stored refs pending

On the Hasse principle for zero-cycles on Severi-Brauer fibrations

Cristian D. Gonzalez-Aviles

arxiv:math/0505294 v2 · 2005-05-13 · math.CA · 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{POBOTP37ZV5LKKTNXILE23NSXA}

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	2026-05-18T01:05:23.461765Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7b82e9bf7fcd7ab52a6dba164d6db2b82fb43669287b332640f0c34b36299e34

Aliases

arxiv: math/0505294 · arxiv_version: math/0505294v2 · doi: 10.48550/arxiv.math/0505294 · pith_short_12: POBOTP37ZV5L · pith_short_16: POBOTP37ZV5LKKTN · pith_short_8: POBOTP37

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/POBOTP37ZV5LKKTNXILE23NSXA \
  | 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: 7b82e9bf7fcd7ab52a6dba164d6db2b82fb43669287b332640f0c34b36299e34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3616a5c55ea9f8589aed7942b22a9332d61f9d63f15d8a7f429fd487dd5b2ac",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "",
    "primary_cat": "math.CA",
    "submitted_at": "2005-05-13T21:15:05Z",
    "title_canon_sha256": "a67e37ad6f812a3a788cb4781a0574f5ac0d98337f0589e7b771f18cbb4db183"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0505294",
    "kind": "arxiv",
    "version": 2
  }
}