Pith Number

pith:NUTEEQPT

pith:2010:NUTEEQPTSY5OSY35M6VC7OZOBO

not attested not anchored not stored refs pending

Brauer group of moduli of principal bundles over a curve

Indranil Biswas, Yogish I. Holla

arxiv:1012.4550 v2 · 2010-12-21 · 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{NUTEEQPTSY5OSY35M6VC7OZOBO}

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	2026-05-18T04:20:51.022659Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d264241f3963ae9637d67aa2fbb2e0b97a7329c2e41878344b0148fdb95853a

Aliases

arxiv: 1012.4550 · arxiv_version: 1012.4550v2 · doi: 10.48550/arxiv.1012.4550 · pith_short_12: NUTEEQPTSY5O · pith_short_16: NUTEEQPTSY5OSY35 · pith_short_8: NUTEEQPT

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/NUTEEQPTSY5OSY35M6VC7OZOBO \
  | 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: 6d264241f3963ae9637d67aa2fbb2e0b97a7329c2e41878344b0148fdb95853a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bde0f8808ccc8e7ccf14d3c91288a7b2012517b310d496ef7d9a39e85b7d4593",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-12-21T06:00:56Z",
    "title_canon_sha256": "6ccba6b5cb818a85d241ef76f9c932fdc754596842e47b933e585f4942bf2ff2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.4550",
    "kind": "arxiv",
    "version": 2
  }
}