Pith Number

pith:UGAGKC66

pith:2013:UGAGKC665EDO5TO3ZUTSHFB7P7

not attested not anchored not stored refs pending

Integral geometry of unitary area measures

Thomas Wannerer

arxiv:1308.6163 v1 · 2013-08-28 · 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{UGAGKC665EDO5TO3ZUTSHFB7P7}

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	2026-05-18T03:14:48.918592Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a180650bdee906eecddbcd2723943f7fc78f5374f6fde21a576614512fde962d

Aliases

arxiv: 1308.6163 · arxiv_version: 1308.6163v1 · doi: 10.48550/arxiv.1308.6163 · pith_short_12: UGAGKC665EDO · pith_short_16: UGAGKC665EDO5TO3 · pith_short_8: UGAGKC66

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/UGAGKC665EDO5TO3ZUTSHFB7P7 \
  | 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: a180650bdee906eecddbcd2723943f7fc78f5374f6fde21a576614512fde962d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e7bc5d72c2d30eebead4400108848b5311e10599077375c0ef64bcf1b49fb091",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2013-08-28T14:23:53Z",
    "title_canon_sha256": "c9b78ad5d481c428432b156eb5fdf7ae0996b0c98afe88a9e6340eef63afdc9f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.6163",
    "kind": "arxiv",
    "version": 1
  }
}