Pith Number

pith:SWDUWQNL

pith:2015:SWDUWQNLQULGJAGQERR2XNH3OF

not attested not anchored not stored refs pending

Integrable lattices of hyperplanes related to billiards within confocal quadrics

Milena Radnovic

arxiv:1508.01027 v1 · 2015-08-05 · math.DG · math.DS · math.MG · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SWDUWQNLQULGJAGQERR2XNH3OF}

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	2026-05-18T01:35:44.213817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95874b41ab85166480d02463abb4fb71493b25e4d451fc4d898ec65322439e9c

Aliases

arxiv: 1508.01027 · arxiv_version: 1508.01027v1 · doi: 10.48550/arxiv.1508.01027 · pith_short_12: SWDUWQNLQULG · pith_short_16: SWDUWQNLQULGJAGQ · pith_short_8: SWDUWQNL

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/SWDUWQNLQULGJAGQERR2XNH3OF \
  | 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: 95874b41ab85166480d02463abb4fb71493b25e4d451fc4d898ec65322439e9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "90c426a549566cc88792430004292e8d0fa8190b0a41e5e3199e92428d35ef89",
    "cross_cats_sorted": [
      "math.DS",
      "math.MG",
      "nlin.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-08-05T10:21:24Z",
    "title_canon_sha256": "19d3d5f30ed657d735f78d29f8fc6036a80c929299d669762dea247af89b010f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01027",
    "kind": "arxiv",
    "version": 1
  }
}