Pith Number

pith:BJBATEBW

pith:2015:BJBATEBWSH5BY5RI26M3APG5RM

not attested not anchored not stored refs pending

Convex Integration and Legendrian Approximation of Curves

Micha Wasem, Norbert Hungerb\"uhler, Thomas Mettler

arxiv:1507.07661 v2 · 2015-07-28 · math.DG · math.CA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BJBATEBWSH5BY5RI26M3APG5RM}

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	2026-05-18T00:47:51.258972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a4209903691fa1c7628d799b03cdd8b2535dd094b5bd6f8ead13eac1570f601

Aliases

arxiv: 1507.07661 · arxiv_version: 1507.07661v2 · doi: 10.48550/arxiv.1507.07661 · pith_short_12: BJBATEBWSH5B · pith_short_16: BJBATEBWSH5BY5RI · pith_short_8: BJBATEBW

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/BJBATEBWSH5BY5RI26M3APG5RM \
  | 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: 0a4209903691fa1c7628d799b03cdd8b2535dd094b5bd6f8ead13eac1570f601

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d73e029b2f35b7affe44378b4f1f697e100e048f05d8da28decd815d52caf51f",
    "cross_cats_sorted": [
      "math.CA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2015-07-28T06:35:43Z",
    "title_canon_sha256": "730c9937a5d47fe96d943fbf683a26c4f941381d1d9d8ec41e71d01b4813a617"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07661",
    "kind": "arxiv",
    "version": 2
  }
}