Pith Number

pith:QQFHBVZV

pith:2019:QQFHBVZV4LZHXAA7THABMPBX7E

not attested not anchored not stored refs pending

Group Actions in Deformation Quantisation

Simone Gutt

arxiv:1904.12930 v1 · 2019-04-29 · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQFHBVZV4LZHXAA7THABMPBX7E}

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	2026-05-17T23:47:24.439169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

840a70d735e2f27b801f99c0163c37f9093ed6fa3e172f2b78e674b8743e3d01

Aliases

arxiv: 1904.12930 · arxiv_version: 1904.12930v1 · doi: 10.48550/arxiv.1904.12930 · pith_short_12: QQFHBVZV4LZH · pith_short_16: QQFHBVZV4LZHXAA7 · pith_short_8: QQFHBVZV

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/QQFHBVZV4LZHXAA7THABMPBX7E \
  | 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: 840a70d735e2f27b801f99c0163c37f9093ed6fa3e172f2b78e674b8743e3d01

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c72f4ce3fb079ca98a75909201c780acb58fabf2a6537e2d61326f5b5cb1793",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2019-04-29T20:05:13Z",
    "title_canon_sha256": "aeaac0e06c5519f7118818c613c905ec1f2ba542360864f0a7e452c609b18a34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12930",
    "kind": "arxiv",
    "version": 1
  }
}