Pith Number

pith:P7L6EIGK

pith:2016:P7L6EIGKELN7GJUX4GMA7FI4V7

not attested not anchored not stored refs pending

Topological Surgery, Dynamics and Applications To Natural Processes

Sofia Lambropoulou, Stathis Antoniou

arxiv:1604.04192 v1 · 2016-04-14 · math.GT · 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{P7L6EIGKELN7GJUX4GMA7FI4V7}

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	2026-05-18T00:05:14.824234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fd7e220ca22dbf32697e1980f951cafdb5cba18e57ae6648aeb2044694e37f4

Aliases

arxiv: 1604.04192 · arxiv_version: 1604.04192v1 · doi: 10.48550/arxiv.1604.04192 · pith_short_12: P7L6EIGKELN7 · pith_short_16: P7L6EIGKELN7GJUX · pith_short_8: P7L6EIGK

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/P7L6EIGKELN7GJUX4GMA7FI4V7 \
  | 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: 7fd7e220ca22dbf32697e1980f951cafdb5cba18e57ae6648aeb2044694e37f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "afef6dfc675de4db38dc2df95b4bd227c2fe035e55549c80cfd03813ebfeb8b6",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2016-04-14T15:45:54Z",
    "title_canon_sha256": "923b772fb7d797becf62e2436778f818478cd4e0dfb49f26054658f39bb8a356"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.04192",
    "kind": "arxiv",
    "version": 1
  }
}