Pith Number

pith:AFQRW5KX

pith:2011:AFQRW5KXERGAG24WXGDVUNRAXT

not attested not anchored not stored refs pending

On a linear programming approach to the discrete Willmore boundary value problem and generalizations

Daniel Cremers, Simon Masnou, Thomas Schoenemann

arxiv:1101.0777 v1 · 2011-01-04 · cs.CG · cs.NA · math.NA · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AFQRW5KXERGAG24WXGDVUNRAXT}

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	2026-05-18T04:32:02.122462Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

01611b7557244c036b96b9875a3620bcd44306578e6232ca8c29df91f888f196

Aliases

arxiv: 1101.0777 · arxiv_version: 1101.0777v1 · doi: 10.48550/arxiv.1101.0777 · pith_short_12: AFQRW5KXERGA · pith_short_16: AFQRW5KXERGAG24W · pith_short_8: AFQRW5KX

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/AFQRW5KXERGAG24WXGDVUNRAXT \
  | 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: 01611b7557244c036b96b9875a3620bcd44306578e6232ca8c29df91f888f196

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89cce7a35ca6fbb0207550646d78622deecb677f80155c09d124f8594dc66896",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2011-01-04T17:59:52Z",
    "title_canon_sha256": "aaaada9bc0610c4cd5a186f9dc5d8e817c421a10cd0198580ad79c0fe3b47189"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.0777",
    "kind": "arxiv",
    "version": 1
  }
}