Pith Number

pith:MOAJQVLU

pith:1992:MOAJQVLU2WY2V44JKJHCG2ET6D

not attested not anchored not stored refs pending

A steepest descent method for oscillatory Riemann-Hilbert problems

Percy Deift, Xin Zhou

arxiv:math/9201261 v1 · 1992-01-01 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MOAJQVLU2WY2V44JKJHCG2ET6D}

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	2026-05-18T01:05:54.610790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6380985574d5b1aaf389524e236893f0e4cb6f50e299535c2470e82408fa443e

Aliases

arxiv: math/9201261 · arxiv_version: math/9201261v1 · doi: 10.48550/arxiv.math/9201261 · pith_short_12: MOAJQVLU2WY2 · pith_short_16: MOAJQVLU2WY2V44J · pith_short_8: MOAJQVLU

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/MOAJQVLU2WY2V44JKJHCG2ET6D \
  | 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: 6380985574d5b1aaf389524e236893f0e4cb6f50e299535c2470e82408fa443e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1a53054314b96189775383fec666dd76436703b64313b1b78cd78802b0b9cf7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AP",
    "submitted_at": "1992-01-01T00:00:00Z",
    "title_canon_sha256": "38fe32b9dd0c6fc5e3d913fa95c04c62ec40320681156be1fd359237ae636c39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9201261",
    "kind": "arxiv",
    "version": 1
  }
}