Pith Number

pith:JFWL6WOP

pith:2013:JFWL6WOPEQ5LP5IQXIZP4YLOER

not attested not anchored not stored refs pending

On the Riemann-Hilbert problem IV

Vladimir Ryazanov

arxiv:1308.2486 v10 · 2013-08-12 · 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{JFWL6WOPEQ5LP5IQXIZP4YLOER}

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	2026-05-18T02:59:30.348389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

496cbf59cf243ab7f510ba32fe616e24430082663e44758abf9bb8e2b49e646e

Aliases

arxiv: 1308.2486 · arxiv_version: 1308.2486v10 · doi: 10.48550/arxiv.1308.2486 · pith_short_12: JFWL6WOPEQ5L · pith_short_16: JFWL6WOPEQ5LP5IQ · pith_short_8: JFWL6WOP

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/JFWL6WOPEQ5LP5IQXIZP4YLOER \
  | 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: 496cbf59cf243ab7f510ba32fe616e24430082663e44758abf9bb8e2b49e646e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7fe86b9e1096b6bae8a0765822a8fdcb9cf6b64602f82cffaa474947cf06534",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2013-08-12T07:58:34Z",
    "title_canon_sha256": "654487550bf4fd3dca1161148e07fab5b7d92392cd3d3cfa5d4f281be6b2592c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.2486",
    "kind": "arxiv",
    "version": 10
  }
}