Pith Number

pith:HZ47E7JN

pith:2011:HZ47E7JN2BVWB26SDBO5I5FCOA

not attested not anchored not stored refs pending

Algebraic integral geometry

Joseph H. G. Fu

arxiv:1103.6256 v2 · 2011-03-31 · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZ47E7JN2BVWB26SDBO5I5FCOA}

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	2026-05-18T03:52:12.460923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e79f27d2dd06b60ebd2185dd474a2700bc9e27a4b13daaafe116ca7367c081d

Aliases

arxiv: 1103.6256 · arxiv_version: 1103.6256v2 · doi: 10.48550/arxiv.1103.6256 · pith_short_12: HZ47E7JN2BVW · pith_short_16: HZ47E7JN2BVWB26S · pith_short_8: HZ47E7JN

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/HZ47E7JN2BVWB26SDBO5I5FCOA \
  | 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: 3e79f27d2dd06b60ebd2185dd474a2700bc9e27a4b13daaafe116ca7367c081d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "820f20d02bd3b49c59427461935654c7fedb24f5c6be20558f5f6afeb7fbcc17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-03-31T18:04:32Z",
    "title_canon_sha256": "75c60b2359eb6930c056d0b4acb7d4162640c3b494d339c303725f8e102f8b5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.6256",
    "kind": "arxiv",
    "version": 2
  }
}