Pith Number

pith:BBZ6FO5N

pith:2017:BBZ6FO5NTN32EUNBWSJIUQSMZ7

not attested not anchored not stored refs pending

Brauer groups of schemes associated to symmetric powers of smooth projective curves in arbitrary characteristics

Jaya NN Iyer, Roy Joshua

arxiv:1707.09484 v2 · 2017-07-29 · 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{BBZ6FO5NTN32EUNBWSJIUQSMZ7}

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	2026-05-17T23:43:18.547374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0873e2bbad9b77a251a1b4928a424ccfe919562c547ec75e84af2faff1d3e02a

Aliases

arxiv: 1707.09484 · arxiv_version: 1707.09484v2 · doi: 10.48550/arxiv.1707.09484 · pith_short_12: BBZ6FO5NTN32 · pith_short_16: BBZ6FO5NTN32EUNB · pith_short_8: BBZ6FO5N

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/BBZ6FO5NTN32EUNBWSJIUQSMZ7 \
  | 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: 0873e2bbad9b77a251a1b4928a424ccfe919562c547ec75e84af2faff1d3e02a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4131989555b44fb2824fb2017abf2a0d865653755d196d0c23a711e05a213b7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-07-29T09:13:11Z",
    "title_canon_sha256": "ff03f790ce9fe38510fc145d67121874f2686758f45f2dafe26a54400cebffd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09484",
    "kind": "arxiv",
    "version": 2
  }
}