Pith Number

pith:OUJDX3G7

pith:2017:OUJDX3G76FSMS3YKFN7UU472V2

not attested not anchored not stored refs pending

Quantifying the Tangling of Trajectories Using the Topological Entropy

David Ian Pontin, Gunnar Hornig, Simon Candelaresi

arxiv:1702.00441 v2 · 2017-02-01 · physics.plasm-ph · nlin.CD · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OUJDX3G76FSMS3YKFN7UU472V2}

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	2026-05-18T00:32:32.591007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75123becdff164c96f0a2b7f4a73faaeb4f9dafba32acd4351cae62a1c7e76a9

Aliases

arxiv: 1702.00441 · arxiv_version: 1702.00441v2 · doi: 10.48550/arxiv.1702.00441 · pith_short_12: OUJDX3G76FSM · pith_short_16: OUJDX3G76FSMS3YK · pith_short_8: OUJDX3G7

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/OUJDX3G76FSMS3YKFN7UU472V2 \
  | 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: 75123becdff164c96f0a2b7f4a73faaeb4f9dafba32acd4351cae62a1c7e76a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "828493a880835479c4ab93f327ede69964fcce8be2b8c285881b25a7e7a48880",
    "cross_cats_sorted": [
      "nlin.CD",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.plasm-ph",
    "submitted_at": "2017-02-01T20:24:30Z",
    "title_canon_sha256": "7e6b2637f4feda018902a3a4bcd065c777ec6fb4637ce9478e6be6e6dac523d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00441",
    "kind": "arxiv",
    "version": 2
  }
}