Pith Number

pith:NTYRMZQG

pith:2015:NTYRMZQGVK4SC7RSX3ODGTOXDB

not attested not anchored not stored refs pending

On the Riemann-Hilbert problem for analytic functions in circular domains

A.S. Efimushkin, V.I. Ryazanov

arxiv:1510.01513 v1 · 2015-10-06 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NTYRMZQGVK4SC7RSX3ODGTOXDB}

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	2026-05-18T01:30:56.753893Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6cf1166606aab9217e32bedc334dd71844d75880d5148db533241f09b0de711e

Aliases

arxiv: 1510.01513 · arxiv_version: 1510.01513v1 · doi: 10.48550/arxiv.1510.01513 · pith_short_12: NTYRMZQGVK4S · pith_short_16: NTYRMZQGVK4SC7RS · pith_short_8: NTYRMZQG

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/NTYRMZQGVK4SC7RSX3ODGTOXDB \
  | 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: 6cf1166606aab9217e32bedc334dd71844d75880d5148db533241f09b0de711e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a639022d136a1b383f1b41486b57fe8aa708c9e5b66fd50962511f03e097883e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2015-10-06T10:26:51Z",
    "title_canon_sha256": "009a05a7c856e2742654197845fc97be44009bd7f241a7071b13db22ef1c21f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.01513",
    "kind": "arxiv",
    "version": 1
  }
}