Pith Number

pith:XLIU4CCW

pith:2010:XLIU4CCWBPEYIJIZ2AVI25A7PH

not attested not anchored not stored refs pending

Conformal geometry of surfaces in the Lagrangian--Grassmannian and second order PDE

Dennis The

arxiv:1009.1364 v1 · 2010-09-07 · 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{XLIU4CCWBPEYIJIZ2AVI25A7PH}

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	2026-05-18T00:30:22.938881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bad14e08560bc9842519d02a8d741f79c314f59e51ede0847a98ccd4a3ab44da

Aliases

arxiv: 1009.1364 · arxiv_version: 1009.1364v1 · doi: 10.48550/arxiv.1009.1364 · pith_short_12: XLIU4CCWBPEY · pith_short_16: XLIU4CCWBPEYIJIZ · pith_short_8: XLIU4CCW

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/XLIU4CCWBPEYIJIZ2AVI25A7PH \
  | 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: bad14e08560bc9842519d02a8d741f79c314f59e51ede0847a98ccd4a3ab44da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4bc0a23adbca11bd337a08988bbe19f4a0432a79e6ffa18758eb82249eec655",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2010-09-07T18:58:12Z",
    "title_canon_sha256": "50a3091dca460424e9d12a68155ea080aba083ebee3cc26e0743da74685ca4f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.1364",
    "kind": "arxiv",
    "version": 1
  }
}