Pith Number

pith:M2DKAYQW

pith:2012:M2DKAYQWDS7JA4M55IUFG7BKOO

not attested not anchored not stored refs pending

Teichm\"uller extremal mapping and its applications to landmark matching registration

Ka Chun Lam, Lok Ming Lui, Shing-Tung Yau, Xianfeng Gu

arxiv:1211.2569 v1 · 2012-11-12 · cs.CG · cs.GR · cs.MM · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M2DKAYQWDS7JA4M55IUFG7BKOO}

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	2026-05-18T03:41:02.953462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6686a062161cbe90719dea28537c2a738a9000f01c338272245dd96025b2ba36

Aliases

arxiv: 1211.2569 · arxiv_version: 1211.2569v1 · doi: 10.48550/arxiv.1211.2569 · pith_short_12: M2DKAYQWDS7J · pith_short_16: M2DKAYQWDS7JA4M5 · pith_short_8: M2DKAYQW

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/M2DKAYQWDS7JA4M55IUFG7BKOO \
  | 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: 6686a062161cbe90719dea28537c2a738a9000f01c338272245dd96025b2ba36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec4ac0c12c3aedfff87363a13bb39a64fd5b8dd30d415f4a3d7afb1d0009b78e",
    "cross_cats_sorted": [
      "cs.GR",
      "cs.MM",
      "math.DG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2012-11-12T11:16:31Z",
    "title_canon_sha256": "f809f40b2a2ae2ff28923c3572d171bb1c95de6a15918bb22c43ebea3d1af0c1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.2569",
    "kind": "arxiv",
    "version": 1
  }
}