Pith Number

pith:2ITQJGGD

pith:2018:2ITQJGGDQ3GD4LZEWCDNWI6D3M

not attested not anchored not stored refs pending

Scarred quasimodes on translation surfaces

Henrik Ueberschaer, Omer Friedland

arxiv:1812.08467 v1 · 2018-12-20 · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2ITQJGGDQ3GD4LZEWCDNWI6D3M}

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	2026-05-17T23:57:49.887277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d2270498c386cc3e2f24b086db23c3db0309d12fda85d88f0f3aee9a68f38aba

Aliases

arxiv: 1812.08467 · arxiv_version: 1812.08467v1 · doi: 10.48550/arxiv.1812.08467 · pith_short_12: 2ITQJGGDQ3GD · pith_short_16: 2ITQJGGDQ3GD4LZE · pith_short_8: 2ITQJGGD

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/2ITQJGGDQ3GD4LZEWCDNWI6D3M \
  | 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: d2270498c386cc3e2f24b086db23c3db0309d12fda85d88f0f3aee9a68f38aba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe8ef788e786774d93df8492c2d29a965f7220940bee64ba2ff1bdfc4c26bf38",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-12-20T10:28:35Z",
    "title_canon_sha256": "249aaba099184d7b95141ba145dba56553224458400723addc153a445d3d7733"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08467",
    "kind": "arxiv",
    "version": 1
  }
}