Pith Number

pith:KITGMTDJ

pith:2009:KITGMTDJLKCJC2YUEBY3THGUCZ

not attested not anchored not stored refs pending

On Almost-Fuchsian Manifolds

Biao Wang, Zheng Huang

arxiv:0907.2899 v5 · 2009-07-16 · math.DG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KITGMTDJLKCJC2YUEBY3THGUCZ}

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	2026-05-18T03:26:21.070930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5226664c695a84916b142071b99cd41668c66544fe90b199314b372831a873d4

Aliases

arxiv: 0907.2899 · arxiv_version: 0907.2899v5 · doi: 10.48550/arxiv.0907.2899 · pith_short_12: KITGMTDJLKCJ · pith_short_16: KITGMTDJLKCJC2YU · pith_short_8: KITGMTDJ

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/KITGMTDJLKCJC2YUEBY3THGUCZ \
  | 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: 5226664c695a84916b142071b99cd41668c66544fe90b199314b372831a873d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2bd60fdd2cb5713bd257d42b3db03582626ee2c7e46115674755de02f2fa1f0b",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2009-07-16T18:10:34Z",
    "title_canon_sha256": "0f06d15f3924d61c8cca288ad4e86f247656a18795ab0b3e267ea4a76ac9fb8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0907.2899",
    "kind": "arxiv",
    "version": 5
  }
}