Pith Number

pith:GJLKQ4Y2

pith:2012:GJLKQ4Y2L3ELJGF7DQ4HLPTMZ6

not attested not anchored not stored refs pending

On the Funk-Radon-Helgason Inversion Method in Integral Geometry

Boris Rubin

arxiv:1207.5178 v1 · 2012-07-21 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GJLKQ4Y2L3ELJGF7DQ4HLPTMZ6}

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	2026-05-18T03:50:24.254687Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3256a8731a5ec8b498bf1c3875be6ccf9fc88e7d108ad20abddc47a64ce2a63d

Aliases

arxiv: 1207.5178 · arxiv_version: 1207.5178v1 · doi: 10.48550/arxiv.1207.5178 · pith_short_12: GJLKQ4Y2L3EL · pith_short_16: GJLKQ4Y2L3ELJGF7 · pith_short_8: GJLKQ4Y2

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/GJLKQ4Y2L3ELJGF7DQ4HLPTMZ6 \
  | 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: 3256a8731a5ec8b498bf1c3875be6ccf9fc88e7d108ad20abddc47a64ce2a63d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fa3aca09eb030fb7c3a8c6cee58fcb32219cce37f762000993ecd81f09c0dd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2012-07-21T21:02:28Z",
    "title_canon_sha256": "f58886a0ef8759b28b9847fef140c0471a7a2d73dddff64437af7e42e07298f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.5178",
    "kind": "arxiv",
    "version": 1
  }
}