Pith Number

pith:ZCFQ6B4J

pith:2015:ZCFQ6B4JEPMHQQMJLEZWAMH66Y

not attested not anchored not stored refs pending

Automorphism group of a Bott-Samelson-Demazure-Hansen variety

A.J. Parameswaran, B. Narasimha Chary, S. Senthamarai Kannan

arxiv:1508.01080 v1 · 2015-08-05 · 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{ZCFQ6B4JEPMHQQMJLEZWAMH66Y}

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	2026-05-18T00:09:00.879699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c88b0f078923d878418959336030fef61d4ba8df303daa8ef491af623136a796

Aliases

arxiv: 1508.01080 · arxiv_version: 1508.01080v1 · doi: 10.48550/arxiv.1508.01080 · pith_short_12: ZCFQ6B4JEPMH · pith_short_16: ZCFQ6B4JEPMHQQMJ · pith_short_8: ZCFQ6B4J

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/ZCFQ6B4JEPMHQQMJLEZWAMH66Y \
  | 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: c88b0f078923d878418959336030fef61d4ba8df303daa8ef491af623136a796

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "150c5beafcfe907e4b68e316ea78724ec642515443fd6792b186f1f3fb91fe81",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-08-05T14:05:13Z",
    "title_canon_sha256": "a73df907fc611273c65f8006989dd88bcc6af55ba30ce5852d0b3492c6075505"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01080",
    "kind": "arxiv",
    "version": 1
  }
}