Pith Number

pith:ATNOVGL6

pith:2013:ATNOVGL6BGB44UW4N3URBG4ZYM

not attested not anchored not stored refs pending

Detecting projectivity in sheaves associated to representations of infinitesimal groups

Jim Stark

arxiv:1309.1504 v2 · 2013-09-05 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ATNOVGL6BGB44UW4N3URBG4ZYM}

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	2026-05-18T02:20:00.447679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

04daea997e0983ce52dc6ee9109b99c30cddc5839daf88cf67a063e5d51eb5cf

Aliases

arxiv: 1309.1504 · arxiv_version: 1309.1504v2 · doi: 10.48550/arxiv.1309.1504 · pith_short_12: ATNOVGL6BGB4 · pith_short_16: ATNOVGL6BGB44UW4 · pith_short_8: ATNOVGL6

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/ATNOVGL6BGB44UW4N3URBG4ZYM \
  | 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: 04daea997e0983ce52dc6ee9109b99c30cddc5839daf88cf67a063e5d51eb5cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4621a103888432dc23363cc46ef72e45a83af75bcea1ef52e61c5a446e068c9b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2013-09-05T22:26:12Z",
    "title_canon_sha256": "cfad7fe3991505ac0b3e66d9958f8b4768135aba6a1200abe14d46f9f5351db6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.1504",
    "kind": "arxiv",
    "version": 2
  }
}