Pith Number

pith:JR5PWM6D

pith:2009:JR5PWM6DDISJFEOI5L2X2FY4TD

not attested not anchored not stored refs pending

Complex Monge-Ampere equations and totally real submanifolds

Bo Guan, Qun Li

arxiv:0910.1851 v1 · 2009-10-09 · math.DG · 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{JR5PWM6DDISJFEOI5L2X2FY4TD}

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	2026-05-18T04:28:28.347034Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c7afb33c31a249291c8eaf57d171c98c7e243316f706fc5999ba69fe1c852e3

Aliases

arxiv: 0910.1851 · arxiv_version: 0910.1851v1 · doi: 10.48550/arxiv.0910.1851 · pith_short_12: JR5PWM6DDISJ · pith_short_16: JR5PWM6DDISJFEOI · pith_short_8: JR5PWM6D

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/JR5PWM6DDISJFEOI5L2X2FY4TD \
  | 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: 4c7afb33c31a249291c8eaf57d171c98c7e243316f706fc5999ba69fe1c852e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15d74aa0c81319dcc873d55689444bd8300b4a402c25e09d6e6496524099b519",
    "cross_cats_sorted": [
      "math.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2009-10-09T20:22:14Z",
    "title_canon_sha256": "8d11010cd5f9d386e227880817ac69d0078755958265d4eb06d2aaa7d59ef3c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1851",
    "kind": "arxiv",
    "version": 1
  }
}