Pith Number

pith:UU3YAKJZ

pith:2014:UU3YAKJZZFPG2K42O7UBAXLT5O

not attested not anchored not stored refs pending

On spacelike Zoll surfaces with symmetries

Pierre Mounoud, Stefan Suhr

arxiv:1402.5377 v1 · 2014-02-21 · 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{UU3YAKJZZFPG2K42O7UBAXLT5O}

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	2026-05-18T02:58:22.462275Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a537802939c95e6d2b9a77e8105d73eb8034660387929d008426174868aae66a

Aliases

arxiv: 1402.5377 · arxiv_version: 1402.5377v1 · doi: 10.48550/arxiv.1402.5377 · pith_short_12: UU3YAKJZZFPG · pith_short_16: UU3YAKJZZFPG2K42 · pith_short_8: UU3YAKJZ

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/UU3YAKJZZFPG2K42O7UBAXLT5O \
  | 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: a537802939c95e6d2b9a77e8105d73eb8034660387929d008426174868aae66a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe95712831e9224c8e0fbf9f5433093435ab54b6e4a9f2f06bb50f8d08331b98",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-02-21T18:16:16Z",
    "title_canon_sha256": "512804b87cc1460b3491f74aac0d4d4686898e86974e9e981bb5ce1f2616771e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.5377",
    "kind": "arxiv",
    "version": 1
  }
}