Pith Number

pith:5NGGJYSD

pith:2018:5NGGJYSDDGMRWXHXFNRTPRYZCV

not attested not anchored not stored refs pending

Topological states in chiral active matter: dynamic blue phases and active half-skyrmions

Amin Doostmohammadi, Julia M. Yeomans, Luuk Metselaar

arxiv:1812.04535 v1 · 2018-12-11 · cond-mat.soft · cond-mat.stat-mech · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NGGJYSDDGMRWXHXFNRTPRYZCV}

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	2026-05-17T23:50:22.494935Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb4c64e24319991b5cf72b6337c71915623fb7d013ddf584e58cceb6e958c013

Aliases

arxiv: 1812.04535 · arxiv_version: 1812.04535v1 · doi: 10.48550/arxiv.1812.04535 · pith_short_12: 5NGGJYSDDGMR · pith_short_16: 5NGGJYSDDGMRWXHX · pith_short_8: 5NGGJYSD

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/5NGGJYSDDGMRWXHXFNRTPRYZCV \
  | 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: eb4c64e24319991b5cf72b6337c71915623fb7d013ddf584e58cceb6e958c013

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5c1268de0b8d4607c0b56a001467d94c1dcd24375641148d5ee744f99bc425c",
    "cross_cats_sorted": [
      "cond-mat.stat-mech",
      "nlin.PS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.soft",
    "submitted_at": "2018-12-11T16:48:50Z",
    "title_canon_sha256": "2452a2576436e8be18dbdd271f87eba80b3d92717116fcc8efde67d8552b18da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04535",
    "kind": "arxiv",
    "version": 1
  }
}