Pith Number

pith:VO4V423Z

pith:2017:VO4V423ZLLTP3TE7UYQTOYZJKV

not attested not anchored not stored refs pending

Cooperative Curve Tracking in Two Dimensions Without Explicit Estimation of the Field Gradient

Sarthak Chatterjee, Wencen Wu

arxiv:1709.02080 v1 · 2017-09-07 · cs.SY · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VO4V423ZLLTP3TE7UYQTOYZJKV}

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	2026-05-18T00:04:08.192920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abb95e6b795ae6fdcc9fa62137632955706beb9e4fe88d4b191c8ba32dde020e

Aliases

arxiv: 1709.02080 · arxiv_version: 1709.02080v1 · doi: 10.48550/arxiv.1709.02080 · pith_short_12: VO4V423ZLLTP · pith_short_16: VO4V423ZLLTP3TE7 · pith_short_8: VO4V423Z

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/VO4V423ZLLTP3TE7UYQTOYZJKV \
  | 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: abb95e6b795ae6fdcc9fa62137632955706beb9e4fe88d4b191c8ba32dde020e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d402ae3d42d14d12faeb3e60bda763c643455b0078ba7753ac38cf6f98d0774d",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-09-07T05:57:36Z",
    "title_canon_sha256": "0cbbe59298f7d043969ac560483e02b4f0bc5db80737f9a9198c29e4b1dc41ad"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02080",
    "kind": "arxiv",
    "version": 1
  }
}